{"product_id":"firebeetle-1-esp32-battery-ready-iot-microcontroller-supports-wi-fi-bluetooth-d","title":"FireBeetle 1 ESP32 Battery Ready - IoT Microcontroller (Supports Wi-Fi \u0026 Bluetooth) (D21)","description":"\u003ch1\u003eFireBeetle 1 ESP32 WiFi \u0026amp; Bluetooth Development Board\u003c\/h1\u003e\n\u003cp\u003eThe FireBeetle 1 ESP32 is a compact, low-power ESP32 development board designed for IoT projects, smart devices, wireless controls, sensors, and hobby electronics. It combines WiFi, Bluetooth, strong processing power, and flexible programming support in a small board that is easy to use for both beginners and experienced makers.\u003c\/p\u003e\n\u003cp\u003eThis board is part of the DFRobot FireBeetle series and is listed under product model DFR0478. It is built around the ESP-WROOM-32 module, giving you a dual-core ESP32 microcontroller with 240MHz performance, 16MB Flash, and 520KB SRAM.\u003c\/p\u003e\n\u003ch2\u003eESP32 Development Board for Everyday IoT Projects\u003c\/h2\u003e\n\u003cp\u003eIf you want to build a wireless electronics project, the FireBeetle ESP32 is a convenient place to start. It includes built-in WiFi and Bluetooth, so you can create connected projects without adding separate wireless modules.\u003c\/p\u003e\n\u003cp\u003eUse it for remote sensors, home automation projects, battery-powered gadgets, small robotics, smart displays, wireless data logging, Bluetooth control, and other compact IoT builds. With more than 250 tutorials available for the FireBeetle ecosystem, it is also a friendly choice for learning and experimenting.\u003c\/p\u003e\n\u003ch2\u003eBuilt-In WiFi and Bluetooth Connectivity\u003c\/h2\u003e\n\u003cp\u003eThe FireBeetle 1 ESP32 supports 2.4GHz WiFi and Bluetooth v4.2, including BR, EDR, and BLE standards. This makes it useful for projects that need wireless communication, phone control, local network access, or low-power Bluetooth connections.\u003c\/p\u003e\n\u003cp\u003eThe ESP32 WiFi protocol support includes 802.11 b\/g\/n\/d\/e\/i\/k\/r, with 802.11n speeds up to 150Mbps under supported conditions. It also supports A-MPDU and A-MSDU aggregation for improved wireless performance.\u003c\/p\u003e\n\u003ch2\u003eLow-Power ESP32 Board with Dual Power Options\u003c\/h2\u003e\n\u003cp\u003eThis low-power ESP32 board supports two power options: USB power and an external 3.7V lithium battery. When both power sources are connected, the board can automatically switch between them, making it especially useful for portable and battery-powered IoT projects.\u003c\/p\u003e\n\u003cp\u003eThe board also supports USB charging for a connected lithium battery, with a maximum charge current of 500mA and a maximum discharge current of 600mA.\u003c\/p\u003e\n\u003ch2\u003eEasy Programming with Arduino IDE, MicroPython, and More\u003c\/h2\u003e\n\u003cp\u003eThe FireBeetle 1 ESP32 is compatible with the Arduino IDE and supports one-click downloading, so you do not need to manually switch modes every time you upload code. It also supports ESP-IDF, MicroPython, and Mind+ graphical programming.\u003c\/p\u003e\n\u003cp\u003eArduino IDE pin mapping is supported, allowing direct pin configuration using Dx notation. This helps simplify the learning process, especially for users coming from Arduino UNO-style boards.\u003c\/p\u003e\n\u003ch2\u003eCompact FireBeetle Board with Useful I\/O\u003c\/h2\u003e\n\u003cp\u003eThe FireBeetle 1 ESP32 gives you a useful set of connections for sensors, displays, modules, and other electronics. It includes 10 digital I\/O pins, 5 analog inputs, UART, SPI, I2C, I2S, and an SD card interface.\u003c\/p\u003e\n\u003cp\u003eIts compact 29mm x 58mm size makes it a great fit for projects where space matters, including enclosures, wearable electronics, small controllers, and embedded IoT devices.\u003c\/p\u003e\n\u003ch2\u003eFireBeetle Series Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe FireBeetle series is designed to make electronics projects easier by combining compact hardware, flexible software support, and beginner-friendly development resources. FireBeetle boards work well with Arduino IDE, Mind+, pinpong, MicroPython, and compatible Gravity peripherals.\u003c\/p\u003e\n\u003cp\u003eThis makes the FireBeetle 1 ESP32 a practical choice for students, hobbyists, artists, designers, and electronics enthusiasts who want a powerful WiFi and Bluetooth microcontroller without making the project more complicated than it needs to be.\u003c\/p\u003e\n\u003ch2\u003eVersion Upgrade Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdded a new anti-reverse connection silk-screen marking.\u003c\/li\u003e\n\u003cli\u003eChanged the LiPo battery connector direction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFireBeetle 1 ESP32 Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCompact ESP32 development board for IoT, wireless control, and battery-powered projects.\u003c\/li\u003e\n\u003cli\u003eBuilt around the ESP-WROOM-32 dual-core module.\u003c\/li\u003e\n\u003cli\u003e240MHz processor frequency with 16MB Flash and 520KB SRAM.\u003c\/li\u003e\n\u003cli\u003eBuilt-in WiFi and Bluetooth support.\u003c\/li\u003e\n\u003cli\u003eSupports USB power and external 3.7V lithium battery power.\u003c\/li\u003e\n\u003cli\u003eAutomatic power source switching when using dual power.\u003c\/li\u003e\n\u003cli\u003eSupports USB charging for lithium battery projects.\u003c\/li\u003e\n\u003cli\u003eArduino IDE compatible with one-click downloading.\u003c\/li\u003e\n\u003cli\u003eSupports Arduino IDE, ESP-IDF, MicroPython, and Mind+ graphical programming.\u003c\/li\u003e\n\u003cli\u003eFireBeetle series compatible interface.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFireBeetle 1 ESP32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct 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Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e802.11 b\/g\/n\/d\/e\/i\/k\/r, up to 150Mbps with 802.11n under supported conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless Frequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.4GHz to 2.5GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth v4.2 BR \/ EDR \/ BLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth Audio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCVSD and SBC low-power support, 10μA current listed under low power consumption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAverage Working Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOn-Chip Clock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40MHz crystal and 32.768KHz crystal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital I\/O\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10, default Arduino setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5, default Arduino setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUART\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSPI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1, default Arduino setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI2C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1, default Arduino setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI2S\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1, default Arduino setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLED_BUILTIN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e29mm x 58mm \/ 1.142\" x 2.283\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Hole Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.1mm inner diameter, 6mm outer diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocumentation\u003c\/h2\u003e\n\u003cp\u003eAdditional setup information, tutorials, and examples are available through the \u003ca href=\"https:\/\/wiki.dfrobot.com\/dfr0478\/\" target=\"_blank\"\u003eProduct Wiki\u003c\/a\u003e\u003c\/p\u003e","brand":"Vetco Electronics","offers":[{"title":"Default Title","offer_id":46946086387849,"sku":"DFR0478","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/9291\/2265\/files\/DFR0478_FireBeetle_ESP32_A.jpg?v=1781801338","url":"https:\/\/vetco.net\/products\/firebeetle-1-esp32-battery-ready-iot-microcontroller-supports-wi-fi-bluetooth-d","provider":"Vetco Electronics","version":"1.0","type":"link"}