{"product_id":"adafruit-huzzah32-esp32-feather-board-pre-soldered","title":"Adafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered)","description":"\u003cmeta name=\"description\" content=\"Buy Adafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered) online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003eAdafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered)\u003c\/h1\u003e\n\n\u003cp\u003eThe Adafruit HUZZAH32 is a compact ESP32-based microcontroller board featuring dual-core processing, integrated WiFi and Bluetooth connectivity, and a pre-soldered header for immediate prototyping without soldering expertise. IoT developers, embedded systems engineers, and makers utilize this board to build connected applications ranging from smart home devices to industrial sensor networks. It solves the critical challenge of combining powerful wireless connectivity with low-power operation in a form factor that fits standard breadboards and development environments.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Adafruit HUZZAH32 leverages the Espressif ESP32 System-on-Chip architecture, which integrates a dual-core 32-bit processor running at 240 MHz, 520 KB of SRAM, 4 MB of flash memory, and comprehensive wireless capabilities including 802.11 b\/g\/n WiFi and Bluetooth 4.2 BLE. The board operates on a single 3.3V supply with integrated voltage regulation, accepting input from USB or external power sources. Pre-soldered header pins eliminate the need for soldering skills while maintaining full compatibility with Feather ecosystem shields and accessories, making it ideal for rapid prototyping and educational applications.\u003c\/p\u003e\n\n\u003cp\u003eWhat distinguishes the HUZZAH32 is its exceptional power efficiency architecture, featuring multiple sleep modes that reduce current consumption to microamps during dormant states while maintaining WiFi connectivity upon wake. The integrated lithium polymer battery charging circuit enables portable IoT applications with autonomous power management. The board includes 21 GPIO pins with support for PWM, SPI, I2C, UART, and analog-to-digital conversion, providing versatile interfacing capabilities for sensors, actuators, and peripheral devices. The Arduino IDE and MicroPython compatibility ensures a gentle learning curve for developers transitioning from simpler platforms.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eESP32 Feather Microcontroller Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAdafruit Industries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003eDual-core ESP32 running at 240 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e520 KB SRAM, 4 MB Flash Storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003e802.11 b\/g\/n WiFi and Bluetooth 4.2 BLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO Pins\u003c\/td\u003e\n\u003ctd\u003e21 configurable digital\/analog pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003eUSB-C or external 3.3V-5V with integrated regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePre-soldered header pins eliminating assembly barriers and enabling immediate breadboard integration without soldering equipment\u003c\/li\u003e\n\u003cli\u003eDual-core 240 MHz processor with 520 KB SRAM supporting multitasking and complex algorithms simultaneously\u003c\/li\u003e\n\u003cli\u003eIntegrated WiFi 802.11 b\/g\/n and Bluetooth 4.2 BLE for dual wireless connectivity enabling cloud integration and peripheral device pairing\u003c\/li\u003e\n\u003cli\u003e21 GPIO pins with PWM, SPI, I2C, UART, and 12-bit ADC for comprehensive sensor and actuator interfacing\u003c\/li\u003e\n\u003cli\u003eMultiple low-power sleep modes reducing current to 10 microamps for battery-powered applications\u003c\/li\u003e\n\u003cli\u003eBuilt-in lithium polymer battery charging circuit with JST connector for autonomous portable operation\u003c\/li\u003e\n\u003cli\u003eArduino IDE and MicroPython support providing familiar development environments and extensive library ecosystem\u003c\/li\u003e\n\u003cli\u003eFeather-compatible form factor enabling stackable shield expansion and ecosystem integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmart home automation systems controlling lighting, temperature, and security with cloud-based scheduling and remote access capabilities\u003c\/li\u003e\n\u003cli\u003eIoT sensor networks collecting environmental data from distributed locations with WiFi transmission to cloud databases\u003c\/li\u003e\n\u003cli\u003eWearable health monitoring devices tracking biometric parameters with Bluetooth connectivity to mobile applications\u003c\/li\u003e\n\u003cli\u003eIndustrial predictive maintenance systems monitoring equipment vibration and temperature with real-time alert transmission\u003c\/li\u003e\n\u003cli\u003eRobotics projects requiring wireless control and autonomous operation with onboard processing capabilities\u003c\/li\u003e\n\u003cli\u003eEnvironmental monitoring stations measuring air quality, humidity, and UV radiation with autonomous data logging\u003c\/li\u003e\n\u003cli\u003eHome energy management systems tracking power consumption across circuits with WiFi-enabled reporting dashboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eBegin by installing the ESP32 board support package in Arduino IDE through the Boards Manager, then select HUZZAH32 as your target board. Connect the board via USB-C cable to your development computer, which simultaneously provides power and enables programming. Write your sketch using Arduino syntax with ESP32-specific libraries for WiFi connectivity and BLE operations, then compile and upload directly to the onboard flash memory. The board automatically resets and executes your code upon upload completion, with serial communication available at 115200 baud for debugging output.\u003c\/p\u003e\n\n\u003cp\u003eFor battery-powered applications, connect a lithium polymer battery to the JST connector on the board's underside, which enables autonomous operation with automatic charging when USB power is connected. Utilize the deep sleep function with timer-based wake interrupts to extend battery life significantly, reducing power consumption from typical 80 mA during WiFi operation to under 10 microamps in dormant states. Configure WiFi credentials securely using SPIFFS file system storage, implement MQTT or HTTP protocols for cloud communication, and leverage the dual-core architecture to run sensor polling on one core while handling network communication on the other for responsive systems.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between HUZZAH32 and regular Arduino boards regarding wireless capability?\u003c\/summary\u003e\n\u003cp\u003eThe HUZZAH32 integrates WiFi 802.11 b\/g\/n and Bluetooth 4.2 BLE directly on the microcontroller, eliminating the need for external wireless shields. This reduces component count, power consumption, and PCB space while providing superior range and data rates compared to external modules. Regular Arduino boards require separate WiFi or Bluetooth shields, increasing cost and complexity significantly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use HUZZAH32 for battery-powered applications, and how long will it last?\u003c\/summary\u003e\n\u003cp\u003eYes, the HUZZAH32 is specifically designed for battery operation with integrated lithium polymer charging and multiple sleep modes. With a 2000 mAh battery and aggressive sleep scheduling, applications can operate for weeks or months depending on duty cycle. Continuous WiFi operation consumes approximately 80-160 mA, while deep sleep reduces consumption to 10 microamps, making it suitable for remote sensor deployments with infrequent data transmission.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the HUZZAH32 compatible with Arduino IDE and existing Arduino sketches?\u003c\/summary\u003e\n\u003cp\u003eThe HUZZAH32 is fully compatible with Arduino IDE after installing the ESP32 board support package. Most Arduino sketches compile without modification, though some hardware-specific code may require adaptation for ESP32 pin configurations. Adafruit provides extensive documentation and example sketches specifically optimized for HUZZAH32, including WiFi connectivity, BLE operations, and deep sleep implementations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat are the power consumption specifications for different operating modes?\u003c\/summary\u003e\n\u003cp\u003eActive WiFi operation consumes 80-160 mA at 3.3V depending on transmission power. Bluetooth operation alone draws 10-15 mA. Idle mode with WiFi disabled consumes 10-40 mA. Deep sleep mode with RTC memory retention reduces consumption to 10 microamps, enabling battery-powered applications with extended operational lifespans when paired with appropriate sleep scheduling.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Engineer Store\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Adafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered) Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eAdafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered)\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eAdafruit HUZZAH32 – ESP32 Feather Board (Pre-Soldered)\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43847439581347,"sku":"TES-EV00006038","price":2688.8,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/Adafruit-HUZZAH32-_E2_80_93-ESP32-Feather-Board-Pre-Soldered-1-314x252.jpg?v=1703853651","url":"https:\/\/www.theengineerstore.in\/or\/products\/adafruit-huzzah32-esp32-feather-board-pre-soldered","provider":"The Engineer Store","version":"1.0","type":"link"}