{"title":"ESP32","description":"\u003cp\u003eESP32 and ESP32-C3 development boards with built-in WiFi and Bluetooth - WROOM-32, NodeMCU and SuperMini, all with USB-C. Ideal for IoT, ESPHome and Arduino projects. In stock and dispatched fast from New Zealand.\u003c\/p\u003e","products":[{"product_id":"830-400-point-breadboard","title":"Solderless Breadboard – 400 \u0026 830 Point","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6;padding:0 5%;box-sizing:border-box}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd p{margin:0;color:var(--mut);font-size:15px;line-height:1.65}\n.nznpd strong{color:var(--ink)}\n.nznpd__intro{font-size:16px;color:var(--ink);font-weight:500;line-height:1.6;max-width:72ch}\n.nznpd__checks{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:repeat(2,1fr);column-gap:26px;row-gap:13px}\n.nznpd__checks li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--ink);line-height:1.45}\n.nznpd__checks li::before{content:\"\\2713\";flex:0 0 auto;width:21px;height:21px;margin-top:1px;border-radius:999px;background:#FFF3E8;color:var(--o);font-size:12px;font-weight:900;line-height:21px;text-align:center}\n.nznpd__qs{background:linear-gradient(170deg,#FFF9F3,#FFF1E6);border:2px solid #FCE0C6;border-radius:16px;padding:22px}\n.nznpd__qs h3{margin:0 0 16px;font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--od)}\n.nznpd__steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:14px}\n.nznpd__steps li{display:grid;grid-template-columns:27px 1fr;gap:12px}\n.nznpd__steps li::before{counter-increment:s;content:counter(s);width:27px;height:27px;border-radius:999px;background:#fff;border:2px solid #FCE0C6;color:var(--od);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}\n.nznpd__steps strong{display:block;font-size:14px}\n.nznpd__steps p{font-size:13px;margin-top:2px;line-height:1.45}\n.nznpd__block{margin-top:36px;padding-top:30px;border-top:1px solid var(--line)}\n.nznpd__h{margin:0 0 28px;font-size:1.15rem;font-weight:800;letter-spacing:-.02em;color:var(--ink);display:flex;align-items:center;gap:10px}\n.nznpd__h::before{content:\"\";flex:0 0 auto;width:20px;height:3px;border-radius:2px;background:var(--o)}\n.nznpd__specs{border:2px solid var(--line);border-radius:12px;overflow:hidden}\n.nznpd__spec{display:grid;grid-template-columns:minmax(150px,.7fr) 1fr;gap:18px;padding:12px 16px;font-size:14px}\n.nznpd__spec:nth-child(odd){background:var(--soft)}\n.nznpd__spec span{color:var(--mut)}\n.nznpd__spec strong{font-weight:700}\n.nznpd__included{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:16px;background:var(--soft);padding:18px 20px}\n.nznpd__qty{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:#FFF3E8;color:var(--o);font-weight:800;display:flex;align-items:center;justify-content:center}\n.nznpd__included strong{display:block;font-size:15px;margin-bottom:3px}\n.nznpd__uses{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n.nznpd__use{padding:13px 14px;background:var(--soft);border-left:3px solid var(--o);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink);line-height:1.4}\n.nznpd__faqs{display:grid;gap:10px}\n.nznpd__faq{border:2px solid var(--line);border-radius:12px;background:#fff;padding:0 16px;transition:border-color .18s ease}\n.nznpd__faq[open]{border-color:#FCE0C6}\n.nznpd__faq summary{list-style:none;cursor:pointer;padding:15px 0;font-weight:700;font-size:14px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}\n.nznpd__faq summary::-webkit-details-marker{display:none}\n.nznpd__faq summary::after{content:\"\\203A\";flex:0 0 auto;color:var(--o);font-weight:800;font-size:20px;line-height:1;display:inline-block;transform:rotate(90deg);transition:transform .22s ease}\n.nznpd__faq[open] summary::after{transform:rotate(-90deg)}\n.nznpd__faq p{padding:0 0 16px;font-size:14px}\n.nznpd__faq[open] p{animation:nznpdReveal .24s ease}\n@keyframes nznpdReveal{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}\n.nznpd p.nznpd__note{margin-top:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eA solid solderless breadboard for prototyping circuits without soldering. The 400-point suits compact builds and learning; the 830-point gives you more room for bigger projects with multiple modules or sensors side by side. Nickel-plated spring clips hold component leads and wire firmly, and the power rails run the full length of the board.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003e400 or 830 tie points — pick the size above\u003c\/li\u003e\n\u003cli\u003eNickel-plated phosphor bronze spring clips\u003c\/li\u003e\n\u003cli\u003eLettered rows and numbered columns for easy orientation\u003c\/li\u003e\n\u003cli\u003eFull-length power rails (red\/blue) on each side\u003c\/li\u003e\n\u003cli\u003e2.54mm pitch — fits DIP ICs and dev board pin headers\u003c\/li\u003e\n\u003cli\u003eInterlocking tabs — clip boards side by side to expand\u003c\/li\u003e\n\u003cli\u003eAdhesive backing for bench or enclosure mounting\u003c\/li\u003e\n\u003cli\u003eNo soldering — rearrange circuits instantly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003e400-point tie points\u003c\/span\u003e\u003cstrong\u003e400 (2 × 5-row half-strips + 2 power rails per side)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003e830-point tie points\u003c\/span\u003e\u003cstrong\u003e830 (2 × 5-row half-strips + 2 power rails per side)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eTie point pitch\u003c\/span\u003e\u003cstrong\u003e2.54mm (0.1 inch)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eWire gauge\u003c\/span\u003e\u003cstrong\u003e20–29 AWG\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eClip material\u003c\/span\u003e\u003cstrong\u003eNickel-plated phosphor bronze\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBody material\u003c\/span\u003e\u003cstrong\u003eABS plastic\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003e400-point dimensions\u003c\/span\u003e\u003cstrong\u003e~84 × 55 × 9mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003e830-point dimensions\u003c\/span\u003e\u003cstrong\u003e~165 × 55 × 9mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSolderless breadboard (400-point or 830-point, as selected)\u003c\/strong\u003e\u003cp\u003eSingle board. Adhesive backing pre-applied on the underside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eFirst-time circuit building without soldering\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eArduino and ESP32 prototyping\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eTesting components and circuit ideas quickly\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003ePlacing DIP ICs — 555 timers, logic gates, ATmega\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eSensor and power supply breakouts\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eSchool, university and workshop projects\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eGetting started\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eOrient the board\u003c\/strong\u003e\u003cp\u003eRows are labelled A–E and F–J either side of the centre gap. Columns number across the board from 1 to 30 (400pt) or 1 to 63 (830pt).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eUnderstand the connections\u003c\/strong\u003e\u003cp\u003eAll five holes in a row (A–E or F–J) connect within each half-strip. The centre gap separates the halves — DIP ICs straddle this gap perfectly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eUse the power rails\u003c\/strong\u003e\u003cp\u003eThe long red (+) and blue (–) rails on each side run the full length of the board. Connect your supply here and use short jumpers to distribute power to your components.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eInsert components and wires\u003c\/strong\u003e\u003cp\u003ePush leads straight in until they seat firmly. Pull straight out to remove — wiggling can bend fine component leads.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003e400 or 830 point — which do I need?\u003c\/summary\u003e\n\u003cp\u003e400-point for compact circuits, single modules, or learning exercises. 830-point for bigger builds with multiple modules or sensors. When in doubt, go 830.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eWill standard DIP ICs fit?\u003c\/summary\u003e\n\u003cp\u003eYes. DIP chips (555 timers, 74HC-series, ATmega, op-amps) straddle the centre gap with each row of pins in a separate half-strip. The 2.54mm pitch matches through-hole DIP components exactly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eCan I connect two boards together?\u003c\/summary\u003e\n\u003cp\u003eYes. The interlocking tabs on the sides clip boards together to create a wider work surface — useful for bigger projects or for adding extra power rail space.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eWill Arduino or ESP32 dev boards fit?\u003c\/summary\u003e\n\u003cp\u003eYes, all standard 2.54mm pin-header boards fit. Note the 38-pin ESP32 is wide and covers most of an 830pt board — many users connect it via jumper wires rather than plugging in directly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e Breadboards are for low-voltage electronics (typically 5V and under). Not rated for mains voltage. Keep wires short — long wires at high frequencies can act as antennas and cause interference.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"NZN Electronics","offers":[{"title":"400 Point Breadboard","offer_id":42644997668960,"sku":"BB-400-1PK","price":4.29,"currency_code":"NZD","in_stock":true},{"title":"830 Point Breadboard","offer_id":42644997701728,"sku":"BB-830-1PK","price":6.89,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/Solderless_Breadboard_400-800pt_producthero.png?v=1778925939"},{"product_id":"esp32-c3-supermini-usb-c","title":"ESP32-C3 SuperMini Dev Board – USB-C, WiFi + BLE 5 (Soldered or Unsoldered)","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd 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16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eThe ESP32-C3 SuperMini is a thumb-sized IoT dev board built on the Espressif ESP32-C3, a 32-bit RISC-V single-core chip running up to 160MHz with 2.4GHz WiFi and Bluetooth 5 (LE). It packs a USB-C port and an onboard PCB antenna onto a board just 22.5 × 18mm. Choose \u003cstrong\u003eUnsoldered\u003c\/strong\u003e to fit your own headers, or \u003cstrong\u003ePre-soldered\u003c\/strong\u003e to drop straight into a breadboard.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003eESP32-C3 32-bit RISC-V single core, up to 160MHz\u003c\/li\u003e\n\u003cli\u003e2.4GHz WiFi (802.11 b\/g\/n) and Bluetooth 5 (LE)\u003c\/li\u003e\n\u003cli\u003eUSB-C with onboard PCB antenna, tiny 22.5 × 18mm\u003c\/li\u003e\n\u003cli\u003e4MB flash, 400KB SRAM\u003c\/li\u003e\n\u003cli\u003e11× GPIO (all PWM), 4× ADC, I2C, SPI, 2× UART\u003c\/li\u003e\n\u003cli\u003eDeep sleep around 43µA, great for battery projects\u003c\/li\u003e\n\u003cli\u003eChoose unsoldered or pre-soldered headers\u003c\/li\u003e\n\u003cli\u003eWorks with Arduino IDE, PlatformIO, MicroPython and ESPHome\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eChip\u003c\/span\u003e\u003cstrong\u003eEspressif ESP32-C3 (ESP32-C3FN4)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eCPU\u003c\/span\u003e\u003cstrong\u003e32-bit RISC-V single core, up to 160MHz\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eWiFi\u003c\/span\u003e\u003cstrong\u003e2.4GHz 802.11 b\/g\/n\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBluetooth\u003c\/span\u003e\u003cstrong\u003eBluetooth 5 (LE)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eFlash\u003c\/span\u003e\u003cstrong\u003e4 MB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eSRAM\u003c\/span\u003e\u003cstrong\u003e400 KB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDigital I\/O\u003c\/span\u003e\u003cstrong\u003e11× GPIO, all PWM capable\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eAnalog inputs\u003c\/span\u003e\u003cstrong\u003e4× ADC\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eInterfaces\u003c\/span\u003e\u003cstrong\u003eI2C, SPI, 2× UART\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eUSB\u003c\/span\u003e\u003cstrong\u003eUSB-C\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eLogic voltage\u003c\/span\u003e\u003cstrong\u003e3.3V\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDeep sleep current\u003c\/span\u003e\u003cstrong\u003e~43µA\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eAntenna\u003c\/span\u003e\u003cstrong\u003eOnboard PCB antenna\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eOnboard LED\u003c\/span\u003e\u003cstrong\u003eBlue, on GPIO8\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDimensions\u003c\/span\u003e\u003cstrong\u003e22.5 × 18mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eESP32-C3 SuperMini board\u003c\/strong\u003e\n\u003cp\u003ePre-soldered option ships with headers attached, ready for a breadboard. Unsoldered option includes a loose header strip to fit yourself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eESPHome \u0026amp; Home Assistant smart-home sensor nodes\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eBattery-powered IoT sensors (low deep-sleep current)\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eWiFi web servers, MQTT clients and REST devices\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eBluetooth LE beacons, remotes and wearables\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eSpace-constrained builds where a full ESP32 is too big\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eMicroPython and Arduino learning projects\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eGetting started\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eInstall the ESP32 package\u003c\/strong\u003e\u003cp\u003eIn Arduino IDE Boards Manager, search \"esp32\" by Espressif and install it.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eSelect the board\u003c\/strong\u003e\u003cp\u003eTools → Board → ESP32 Arduino → ESP32C3 Dev Module.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003ePlug in over USB-C\u003c\/strong\u003e\u003cp\u003eUse a USB-C data cable and pick the COM port under Tools → Port.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eUpload\u003c\/strong\u003e\u003cp\u003eIf it won't connect, hold BOOT, tap RESET, then release BOOT to force download mode.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003eIs this an actual Arduino board?\u003c\/summary\u003e\n\u003cp\u003eNo, it's an Espressif ESP32-C3 board. \"Arduino compatible\" means you program it through the free Arduino IDE (install the ESP32 package and pick \"ESP32C3 Dev Module\"). It also works with PlatformIO, MicroPython and ESPHome.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eWhat's the difference between soldered and unsoldered?\u003c\/summary\u003e\n\u003cp\u003ePre-soldered has the header pins already attached, ready for a breadboard. Unsoldered ships with a loose header strip so you can solder your own or wire directly, handy for low-profile or custom builds.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eDoes it need an external antenna?\u003c\/summary\u003e\n\u003cp\u003eNo. The SuperMini has an onboard PCB antenna and works out of the box. There's no external antenna connector on this version.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eCan I run it from a battery?\u003c\/summary\u003e\n\u003cp\u003eYes. Feed regulated 3.3V into the 3V3 pin, or 5V into the 5V pin to use the onboard regulator. Deep sleep draws around 43µA, which suits battery projects.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eWhy won't my sketch upload?\u003c\/summary\u003e\n\u003cp\u003eUse a USB-C data cable rather than a charge-only one. If it still won't connect, hold BOOT, tap RESET, then release BOOT to enter download mode before uploading.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e Logic is 3.3V, so use a level shifter for 5V devices. Every board is checked before it ships from our Te Awamutu stock.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"NZN Electronics","offers":[{"title":"Unsoldered","offer_id":42756707942496,"sku":"ESP32-C3-MINI-1PK","price":6.99,"currency_code":"NZD","in_stock":true},{"title":"Pre-soldered","offer_id":42874259832928,"sku":"ESP32-C3-MINI-SLD-1PK","price":8.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/ESP32_C3_Productshot2.jpg?v=1778640227"},{"product_id":"usb-a-to-usb-c-cable-1m-data-charging-for-arduino-esp32-dev-boards","title":"USB-A to USB-C Cable 1m – Data \u0026 Charging","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6;padding:0 5%;box-sizing:border-box}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd p{margin:0;color:var(--mut);font-size:15px;line-height:1.65}\n.nznpd strong{color:var(--ink)}\n.nznpd__intro{font-size:16px;color:var(--ink);font-weight:500;line-height:1.6;max-width:72ch}\n.nznpd__checks{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:repeat(2,1fr);column-gap:26px;row-gap:13px}\n.nznpd__checks li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--ink);line-height:1.45}\n.nznpd__checks li::before{content:\"✓\";flex:0 0 auto;width:21px;height:21px;margin-top:1px;border-radius:999px;background:#FFF3E8;color:var(--o);font-size:12px;font-weight:900;line-height:21px;text-align:center}\n.nznpd__qs{background:linear-gradient(170deg,#FFF9F3,#FFF1E6);border:2px solid #FCE0C6;border-radius:16px;padding:22px}\n.nznpd__qs h3{margin:0 0 16px;font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--od)}\n.nznpd__steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:14px}\n.nznpd__steps li{display:grid;grid-template-columns:27px 1fr;gap:12px}\n.nznpd__steps li::before{counter-increment:s;content:counter(s);width:27px;height:27px;border-radius:999px;background:#fff;border:2px solid #FCE0C6;color:var(--od);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}\n.nznpd__steps strong{display:block;font-size:14px}\n.nznpd__steps p{font-size:13px;margin-top:2px;line-height:1.45}\n.nznpd__block{margin-top:36px;padding-top:30px;border-top:1px solid var(--line)}\n.nznpd__h{margin:0 0 28px;font-size:1.15rem;font-weight:800;letter-spacing:-.02em;color:var(--ink);display:flex;align-items:center;gap:10px}\n.nznpd__h::before{content:\"\";flex:0 0 auto;width:20px;height:3px;border-radius:2px;background:var(--o)}\n.nznpd__specs{border:2px solid var(--line);border-radius:12px;overflow:hidden}\n.nznpd__spec{display:grid;grid-template-columns:minmax(150px,.7fr) 1fr;gap:18px;padding:12px 16px;font-size:14px}\n.nznpd__spec:nth-child(odd){background:var(--soft)}\n.nznpd__spec span{color:var(--mut)}\n.nznpd__spec strong{font-weight:700}\n.nznpd__included{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:16px;background:var(--soft);padding:18px 20px}\n.nznpd__qty{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:#FFF3E8;color:var(--o);font-weight:800;display:flex;align-items:center;justify-content:center}\n.nznpd__included strong{display:block;font-size:15px;margin-bottom:3px}\n.nznpd__uses{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n.nznpd__use{padding:13px 14px;background:var(--soft);border-left:3px solid var(--o);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink);line-height:1.4}\n.nznpd__faqs{display:grid;gap:10px}\n.nznpd__faq{border:2px solid var(--line);border-radius:12px;background:#fff;padding:0 16px;transition:border-color .18s ease}\n.nznpd__faq[open]{border-color:#FCE0C6}\n.nznpd__faq summary{list-style:none;cursor:pointer;padding:15px 0;font-weight:700;font-size:14px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}\n.nznpd__faq summary::-webkit-details-marker{display:none}\n.nznpd__faq summary::after{content:\"›\";flex:0 0 auto;color:var(--o);font-weight:800;font-size:20px;line-height:1;display:inline-block;transform:rotate(90deg);transition:transform .22s ease}\n.nznpd__faq[open] summary::after{transform:rotate(-90deg)}\n.nznpd__faq p{padding:0 0 16px;font-size:14px}\n.nznpd__faq[open] p{animation:nznpdReveal .24s ease}\n@keyframes nznpdReveal{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}\n.nznpd p.nznpd__note{margin-top:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eA no-fuss 1m USB-A to USB-C cable for charging and data. It handles programming dev boards, charging devices and general bench use. USB-C is reversible so there's no wrong way to plug it in.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003eUSB 2.0 Type-A to Type-C, 1m\u003c\/li\u003e\n\u003cli\u003eCharging and data — up to 480Mbps\u003c\/li\u003e\n\u003cli\u003eReversible USB-C plug\u003c\/li\u003e\n\u003cli\u003eWorks with ESP32, Arduino Nano, Raspberry Pi and phones\u003c\/li\u003e\n\u003cli\u003eFits any standard USB-A port or wall charger\u003c\/li\u003e\n\u003cli\u003eFlexible PVC jacket for bench and workshop use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eStandard\u003c\/span\u003e\u003cstrong\u003eUSB 2.0\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eConnectors\u003c\/span\u003e\u003cstrong\u003eUSB Type-A male to USB Type-C male\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eLength\u003c\/span\u003e\u003cstrong\u003e1m\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eData speed\u003c\/span\u003e\u003cstrong\u003eUp to 480Mbps\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eMax current\u003c\/span\u003e\u003cstrong\u003eUp to 3A (charger dependent)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eUSB-C plug\u003c\/span\u003e\u003cstrong\u003eReversible\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eUSB-A to USB-C cable, 1m\u003c\/strong\u003e\u003cp\u003eReady to use straight out of the pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eProgramming and powering ESP32 and ESP32-C3 dev boards\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eProgramming Arduino Nano SuperMini boards\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eCharging phones, earbuds and tablets\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eRaspberry Pi 4 and 5 power\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eDesktop and workshop charging stations\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eGeneral USB-A to USB-C data transfer\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eUsing it\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003ePlug in USB-C\u003c\/strong\u003e\u003cp\u003eEither orientation — no wrong side on the USB-C end.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eConnect USB-A\u003c\/strong\u003e\u003cp\u003eInto your computer, wall charger, hub or power bank.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eProgramming boards\u003c\/strong\u003e\u003cp\u003eThe board will appear as a COM port in your IDE once connected. Select it under Tools → Port in Arduino IDE.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003eWill this do fast charging?\u003c\/summary\u003e\n\u003cp\u003eIt supports up to 3A at 5V (15W). True fast charging needs USB-C to USB-C with a compatible charger. For dev boards and standard USB-A ports, 3A is more than enough.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eIs it good for programming microcontrollers?\u003c\/summary\u003e\n\u003cp\u003eYes — USB 2.0 data is all you need for serial programming of ESP32, Arduino and similar boards.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eMy board isn't being detected — what's wrong?\u003c\/summary\u003e\n\u003cp\u003eFirst try a different USB port. If still not detected, the board may need a driver (CH340 or CP210x). This cable is data-capable, so the cable itself is not the problem.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e Some laptop USB-A ports limit current to 500mA. If a board resets or disconnects under load, try a powered USB hub or a wall charger instead.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"NZN Electronics","offers":[{"title":"Default Title","offer_id":42733421559904,"sku":"CBL-USBA-USBC-1M","price":2.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/USB_Data_Cable_Hero.png?v=1778664755"},{"product_id":"esp32-wroom-32-dev-board-usb-c-30-pin","title":"ESP32-WROOM-32 Dev Board – USB-C, 30-Pin, WiFi + Bluetooth (Arduino\/ESPHome)","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd p{margin:0;color:var(--mut);font-size:15px;line-height:1.65}\n.nznpd 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span{color:var(--mut)}\n.nznpd__spec strong{font-weight:700}\n.nznpd__included{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:16px;background:var(--soft);padding:18px 20px}\n.nznpd__qty{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:#FFF3E8;color:var(--o);font-weight:800;display:flex;align-items:center;justify-content:center}\n.nznpd__included strong{display:block;font-size:15px;margin-bottom:3px}\n.nznpd__uses{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n.nznpd__use{padding:13px 14px;background:var(--soft);border-left:3px solid var(--o);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink);line-height:1.4}\n.nznpd__faqs{display:grid;gap:10px}\n.nznpd__faq{border:2px solid var(--line);border-radius:12px;background:#fff;padding:0 16px;transition:border-color .18s ease}\n.nznpd__faq[open]{border-color:#FCE0C6}\n.nznpd__faq summary{list-style:none;cursor:pointer;padding:15px 0;font-weight:700;font-size:14px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}\n.nznpd__faq summary::-webkit-details-marker{display:none}\n.nznpd__faq summary::after{content:\"\\203A\";flex:0 0 auto;color:var(--o);font-weight:800;font-size:20px;line-height:1;display:inline-block;transform:rotate(90deg);transition:transform .22s ease}\n.nznpd__faq[open] summary::after{transform:rotate(-90deg)}\n.nznpd__faq p{padding:0 0 16px;font-size:14px}\n.nznpd__faq[open] p{animation:nznpdReveal .24s ease}\n@keyframes nznpdReveal{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}\n.nznpd p.nznpd__note{margin-top:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eThe ESP32-WROOM-32 is a dual-core WiFi and Bluetooth development board built on Espressif's ESP-WROOM-32 module. This 30-pin version pairs a modern USB-C port and the CP2102 USB-to-serial chip with a narrower layout that leaves more breadboard room. A versatile base for Arduino, ESPHome, Home Assistant, IoT and MicroPython projects.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003eDual-core 32-bit CPU up to 240MHz\u003c\/li\u003e\n\u003cli\u003e2.4GHz WiFi (802.11 b\/g\/n) plus Bluetooth Classic and BLE 4.2\u003c\/li\u003e\n\u003cli\u003eUSB-C with CP2102 USB-to-serial\u003c\/li\u003e\n\u003cli\u003e30-pin layout, breadboard friendly\u003c\/li\u003e\n\u003cli\u003eUART, SPI, I2C, I2S, ADC, DAC and PWM\u003c\/li\u003e\n\u003cli\u003eDeep sleep as low as ~5µA for battery projects\u003c\/li\u003e\n\u003cli\u003ePre-soldered headers, ready to use\u003c\/li\u003e\n\u003cli\u003eWorks with Arduino IDE, MicroPython and ESPHome\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eModule\u003c\/span\u003e\u003cstrong\u003eESP-WROOM-32\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eChipset\u003c\/span\u003e\u003cstrong\u003eESP32 dual-core Xtensa LX6\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eClock speed\u003c\/span\u003e\u003cstrong\u003eUp to 240 MHz\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eUSB interface\u003c\/span\u003e\u003cstrong\u003eUSB-C, CP2102\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eWiFi\u003c\/span\u003e\u003cstrong\u003e802.11 b\/g\/n, 2.4GHz\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBluetooth\u003c\/span\u003e\u003cstrong\u003eClassic + BLE 4.2\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eFlash memory\u003c\/span\u003e\u003cstrong\u003e4 MB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eSRAM\u003c\/span\u003e\u003cstrong\u003e520 KB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eLogic voltage\u003c\/span\u003e\u003cstrong\u003e3.3V\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003ePower input\u003c\/span\u003e\u003cstrong\u003e5V via USB-C\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003ePin layout\u003c\/span\u003e\u003cstrong\u003e30 pins\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eInterfaces\u003c\/span\u003e\u003cstrong\u003eUART, SPI, I2C, I2S, ADC, DAC, PWM\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eOnboard sensors\u003c\/span\u003e\u003cstrong\u003eHall, temperature, capacitive touch\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDeep sleep current\u003c\/span\u003e\u003cstrong\u003e~5µA\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eESP32-WROOM-32 30-pin dev board\u003c\/strong\u003e\n\u003cp\u003eUSB-C, CP2102 USB-to-serial and pin headers pre-soldered, ready for the breadboard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eIoT and connected sensor nodes\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eHome automation and smart device control\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eWiFi and Bluetooth wireless projects\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eBattery-powered projects using deep sleep\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eRobotics and motor control\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eMicroPython and Arduino learning\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eGetting started\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eAdd the ESP32 board package\u003c\/strong\u003e\u003cp\u003eIn Arduino IDE, install the Espressif ESP32 package via Boards Manager.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eInstall the CP210x driver if needed\u003c\/strong\u003e\u003cp\u003eMost systems detect the CP2102 automatically. If no COM port appears, install the Silicon Labs CP210x driver.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eSelect the board\u003c\/strong\u003e\u003cp\u003eTools → Board → ESP32 Dev Module, then pick the COM port.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eUpload\u003c\/strong\u003e\u003cp\u003eIf it stalls at \"Connecting...\", hold BOOT as the upload begins to enter flash mode.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003eWhich board do I select in the Arduino IDE?\u003c\/summary\u003e\n\u003cp\u003eSelect \"ESP32 Dev Module\" after installing the Espressif ESP32 board package via Boards Manager.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eAre the GPIO pins 5V tolerant?\u003c\/summary\u003e\n\u003cp\u003eNo. ESP32 logic is 3.3V. Use a level shifter when connecting 5V signals to avoid damaging the board.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eDo I need a driver?\u003c\/summary\u003e\n\u003cp\u003eThe board uses a CP2102 USB-to-serial chip. Most systems detect it automatically, but some may need the Silicon Labs CP210x VCP driver.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eIs the 30-pin better than the 38-pin for breadboards?\u003c\/summary\u003e\n\u003cp\u003eYes for tight builds. The 30-pin board is narrower, so it leaves usable sockets on both sides of a standard breadboard, where the wider 38-pin covers nearly the full width.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eDoes it work with ESPHome?\u003c\/summary\u003e\n\u003cp\u003eYes. It's fully compatible with ESPHome and a popular choice for Home Assistant projects.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e GPIO logic is 3.3V and not 5V tolerant. Every board is checked before it ships from our Te Awamutu stock.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Espressif","offers":[{"title":"Default Title","offer_id":42737167073376,"sku":"ESP32-DEVKITC-CP2102-TYPEC","price":11.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/ESP32-Hero.png?v=1778622760"},{"product_id":"rainbow-dupont-jumper-wire-kit-20cm","title":"40pc Dupont Jumper Wires (20cm)","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6;padding:0 5%;box-sizing:border-box}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd p{margin:0;color:var(--mut);font-size:15px;line-height:1.65}\n.nznpd 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span{color:var(--mut)}\n.nznpd__spec strong{font-weight:700}\n.nznpd__included{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:16px;background:var(--soft);padding:18px 20px}\n.nznpd__qty{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:#FFF3E8;color:var(--o);font-weight:800;display:flex;align-items:center;justify-content:center}\n.nznpd__included strong{display:block;font-size:15px;margin-bottom:3px}\n.nznpd__uses{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n.nznpd__use{padding:13px 14px;background:var(--soft);border-left:3px solid var(--o);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink);line-height:1.4}\n.nznpd__faqs{display:grid;gap:10px}\n.nznpd__faq{border:2px solid var(--line);border-radius:12px;background:#fff;padding:0 16px;transition:border-color .18s ease}\n.nznpd__faq[open]{border-color:#FCE0C6}\n.nznpd__faq summary{list-style:none;cursor:pointer;padding:15px 0;font-weight:700;font-size:14px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}\n.nznpd__faq summary::-webkit-details-marker{display:none}\n.nznpd__faq summary::after{content:\"›\";flex:0 0 auto;color:var(--o);font-weight:800;font-size:20px;line-height:1;display:inline-block;transform:rotate(90deg);transition:transform .22s ease}\n.nznpd__faq[open] summary::after{transform:rotate(-90deg)}\n.nznpd__faq p{padding:0 0 16px;font-size:14px}\n.nznpd__faq[open] p{animation:nznpdReveal .24s ease}\n@keyframes nznpdReveal{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}\n.nznpd p.nznpd__note{margin-top:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003ePre-crimped Dupont jumper wires with 2.54mm connectors on both ends, 20cm long, in a pack of 40. Use them to link dev boards to sensors, modules and breadboards without soldering. Choose Female-Female, Male-Female or Male-Male to match your setup.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003e40 wires per pack — F-F, M-F or M-M available\u003c\/li\u003e\n\u003cli\u003e20cm length — long enough for most bench setups\u003c\/li\u003e\n\u003cli\u003e2.54mm pitch Dupont connectors\u003c\/li\u003e\n\u003cli\u003ePre-crimped and housing-installed — ready to use\u003c\/li\u003e\n\u003cli\u003e26 AWG stranded copper wire, flexible\u003c\/li\u003e\n\u003cli\u003e10 colours (4 wires each) for easy signal identification\u003c\/li\u003e\n\u003cli\u003eCompatible with Arduino, ESP32, Raspberry Pi header pins\u003c\/li\u003e\n\u003cli\u003eFits breadboard tie points and 0.1″ pin headers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eQuantity\u003c\/span\u003e\u003cstrong\u003e40 wires per pack\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eLength\u003c\/span\u003e\u003cstrong\u003e20cm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eConnector pitch\u003c\/span\u003e\u003cstrong\u003e2.54mm (0.1 inch)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eWire gauge\u003c\/span\u003e\u003cstrong\u003e26 AWG stranded copper\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eColours\u003c\/span\u003e\u003cstrong\u003e10 colours, 4 wires each\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eTypes available\u003c\/span\u003e\u003cstrong\u003eFemale-Female, Male-Female, Male-Male\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e40×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDupont jumper wires, 20cm (type as selected above)\u003c\/strong\u003e\u003cp\u003e10 colours, 4 of each. Ready to use — no crimping or assembly needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eLinking Arduino and ESP32 boards to sensors and modules\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eBreadboard prototyping and circuit layout\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eRaspberry Pi GPIO experiments\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eConnecting I2C and SPI modules (OLED, BME280, etc.)\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eColour-coded power, GND and signal organisation\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eEducational kits and classroom projects\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eWhich type do I need?\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eFemale-Female (F-F)\u003c\/strong\u003e\u003cp\u003eConnects two male pin headers together — e.g. Arduino header to sensor module, or sensor to breadboard row.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eMale-Female (M-F)\u003c\/strong\u003e\u003cp\u003eOne end plugs into a female socket (like a breadboard row), the other end has a pin that goes into a pin header. The most versatile type for mixed setups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eMale-Male (M-M)\u003c\/strong\u003e\u003cp\u003eBoth ends are pins — plug into breadboard holes or female sockets. Used between two breadboards or into female pin headers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003eWhich type should I buy if I'm not sure?\u003c\/summary\u003e\n\u003cp\u003eFemale-Female is the most commonly needed type for connecting Arduino or ESP32 boards (which have male pin headers) to sensor modules (which also have male headers). Buy a set of each if you're building a general kit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eWill these fit standard 2.54mm headers?\u003c\/summary\u003e\n\u003cp\u003eYes. 2.54mm is the standard pitch for Arduino headers, ESP32 dev boards, Raspberry Pi GPIO, and most sensor\/module boards. These fit all of them.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eCan I separate individual wires from the strip?\u003c\/summary\u003e\n\u003cp\u003eYes. The wires peel apart easily — just separate them at the housing end. You can use individual wires or keep groups together for tidy cable runs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e All three types are in stock. Order multiples of the same type to save per-unit cost. Colour coding: Red is usually 5V, Orange is 3.3V, Black\/Brown is GND — not universal but it's the common convention.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"NZN Electronics","offers":[{"title":"Female to female","offer_id":42747039416416,"sku":"JW-DUP-20CM-FF-40PK","price":4.49,"currency_code":"NZD","in_stock":true},{"title":"Male to female","offer_id":42747039449184,"sku":"JW-DUP-20CM-MF-40PK","price":4.69,"currency_code":"NZD","in_stock":true},{"title":"Male to male","offer_id":42747039481952,"sku":"JW-DUP-20CM-MM-40PK","price":4.69,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/DuPont_Wires_M_to_F.jpg?v=1778666824"},{"product_id":"esp32-wroom-32-development-board-38-pin-nodemcu-cp2102-usb-wifi-bluetooth","title":"ESP32 WROOM-32 Development Board – 38-Pin NodeMCU, CP2102 USB, WiFi + Bluetooth","description":"\u003cstyle\u003e\n.nznpd{--o:#F57C00;--od:#E65100;--ink:#0F172A;--mut:#5b6573;--line:#E8ECF0;--soft:#F7F8FA;max-width:1120px;margin:0 auto;color:var(--ink);font-family:inherit;line-height:1.6}\n.nznpd,.nznpd *{box-sizing:border-box}\n.nznpd p{margin:0;color:var(--mut);font-size:15px;line-height:1.65}\n.nznpd strong{color:var(--ink)}\n.nznpd__intro{font-size:16px;color:var(--ink);font-weight:500;line-height:1.6;max-width:72ch}\n.nznpd__checks{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:repeat(2,1fr);column-gap:26px;row-gap:13px}\n.nznpd__checks li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--ink);line-height:1.45}\n.nznpd__checks li::before{content:\"✓\";flex:0 0 auto;width:21px;height:21px;margin-top:1px;border-radius:999px;background:#FFF3E8;color:var(--o);font-size:12px;font-weight:900;line-height:21px;text-align:center}\n.nznpd__qs{background:linear-gradient(170deg,#FFF9F3,#FFF1E6);border:2px 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p.nznpd__note{margin-top:16px;background:var(--soft);border:2px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13.5px;color:var(--mut);line-height:1.55}\n@media (prefers-reduced-motion:reduce){.nznpd__faq summary::after{transition:none}.nznpd__faq[open] p{animation:none}}\n@media (max-width:749px){.nznpd__checks{grid-template-columns:1fr}.nznpd__uses{grid-template-columns:1fr}.nznpd__spec{grid-template-columns:1fr;gap:2px}}\n\u003c\/style\u003e\n\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eThe 38-pin ESP32 WROOM-32 development board gives you more GPIO than the narrower 30-pin version. Dual-core 240MHz processor, 2.4GHz WiFi, Bluetooth 4.2, and a CP2102 USB-to-serial chip for reliable programming from any OS. Compatible with Arduino IDE, MicroPython and ESP-IDF.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul class=\"nznpd__checks\"\u003e\n\u003cli\u003e38 GPIO pins — more I\/O than 30-pin boards\u003c\/li\u003e\n\u003cli\u003eDual-core Xtensa LX6 at 240MHz\u003c\/li\u003e\n\u003cli\u003e802.11b\/g\/n WiFi (2.4GHz)\u003c\/li\u003e\n\u003cli\u003eBluetooth 4.2 Classic + BLE\u003c\/li\u003e\n\u003cli\u003eCP2102 USB-to-serial — reliable, widely supported\u003c\/li\u003e\n\u003cli\u003eUSB-Micro connector for programming and power\u003c\/li\u003e\n\u003cli\u003eArduino IDE, MicroPython and ESP-IDF compatible\u003c\/li\u003e\n\u003cli\u003e4MB flash, 520KB SRAM onboard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eModule\u003c\/span\u003e\u003cstrong\u003eESP32-WROOM-32\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eCPU\u003c\/span\u003e\u003cstrong\u003eDual-core Xtensa LX6, up to 240MHz\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eFlash\u003c\/span\u003e\u003cstrong\u003e4MB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eSRAM\u003c\/span\u003e\u003cstrong\u003e520KB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eWiFi\u003c\/span\u003e\u003cstrong\u003e802.11 b\/g\/n, 2.4GHz\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBluetooth\u003c\/span\u003e\u003cstrong\u003ev4.2 Classic + BLE\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eGPIO pins\u003c\/span\u003e\u003cstrong\u003e38 (on this board)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eADC channels\u003c\/span\u003e\u003cstrong\u003e18 (12-bit)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDAC channels\u003c\/span\u003e\u003cstrong\u003e2 (8-bit)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eTouch pins\u003c\/span\u003e\u003cstrong\u003e10 capacitive touch pins\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eUSB-to-serial\u003c\/span\u003e\u003cstrong\u003eCP2102\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eUSB connector\u003c\/span\u003e\u003cstrong\u003eMicro-USB\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eOperating voltage\u003c\/span\u003e\u003cstrong\u003e3.3V (5V input via USB or VIN)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eESP32 WROOM-32 38-pin development board\u003c\/strong\u003e\u003cp\u003eHeaders pre-soldered. USB-Micro cable not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003eWiFi and Bluetooth IoT devices\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eHome automation sensors and relays\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eMQTT data loggers and cloud dashboards\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eMotor control with multiple GPIO channels\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eWeb servers and API-connected projects\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eProjects needing more GPIO than the 30-pin board\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eGetting started\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eInstall Arduino IDE and the ESP32 board package\u003c\/strong\u003e\u003cp\u003eIn Arduino IDE: File → Preferences, add \u003ccode\u003ehttps:\/\/raw.githubusercontent.com\/espressif\/arduino-esp32\/gh-pages\/package_esp32_index.json\u003c\/code\u003e to Additional Boards Manager URLs. Then Tools → Board → Boards Manager, search ESP32, install.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eSelect the board\u003c\/strong\u003e\u003cp\u003eTools → Board → ESP32 Arduino → \u003cstrong\u003eESP32 Dev Module\u003c\/strong\u003e. Set Upload Speed to 921600.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eConnect via USB-Micro\u003c\/strong\u003e\u003cp\u003eConnect to your PC. The board appears as a COM port (CP2102 is auto-detected on Windows 10\/11 and macOS).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eUpload a test sketch\u003c\/strong\u003e\u003cp\u003eFile → Examples → WiFi → WiFiScan. Upload and open Serial Monitor at 115200 baud. Nearby networks will be listed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eCommon questions\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cdiv class=\"nznpd__faqs\"\u003e\n\u003cdetails class=\"nznpd__faq\" open\u003e\n\u003csummary\u003eWhat's the difference between the 30-pin and 38-pin ESP32?\u003c\/summary\u003e\n\u003cp\u003eSame ESP32-WROOM-32 module. The 38-pin board is physically wider and exposes more GPIO pins — including additional ADC channels and some pins that are shared with flash on the 30-pin layout. Use the 38-pin board when you need more I\/O.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eIs the CP2102 better than CH340?\u003c\/summary\u003e\n\u003cp\u003eCP2102 drivers are included in Windows 10\/11 and recent macOS without needing a manual install. CH340 usually needs a driver download on first use. Either works fine once installed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eCan I use it with MicroPython?\u003c\/summary\u003e\n\u003cp\u003eYes. Flash the MicroPython firmware from micropython.org using esptool. The 38-pin board is fully supported.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"nznpd__faq\"\u003e\n\u003csummary\u003eSome ADC readings are noisy — why?\u003c\/summary\u003e\n\u003cp\u003eESP32 ADC2 shares resources with WiFi and is unreliable when WiFi is active. Use ADC1 channels (GPIO32–39) for analogue readings when WiFi is on.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e GPIO pins 34–39 are input-only (no internal pull-up\/pull-down). Avoid driving these as outputs. ADC2 channels are unreliable when WiFi is active — use ADC1 (GPIO32–39) for analogue readings in WiFi sketches. The 30-pin version is also in stock if the narrower board suits your enclosure better.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"NZN Electronics","offers":[{"title":"Default Title","offer_id":42804989263968,"sku":"MCU-ESP32-38P-CP2102","price":15.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/ESP32-topdown-module.png?v=1780789710"}],"url":"https:\/\/www.nznelectronics.co.nz\/collections\/esp32.oembed","provider":"NZN Electronics","version":"1.0","type":"link"}