Is the FireBeetle-ESP32 too big for your projects? Why not try our newly launched Beetle-ESP32! This Beetle-ESP32 Microcontroller is just 1.381.34 and is a simplified version of FireBeetle-ESP32 – specially designed for electronic engineering fans and DIY lovers. It is equipped with 4 analog ports, 4 digital ports, UART and I2C interfaces, which would be a perfect (tiny) replacement of a FireBeetle-ESP32. This microcontroller enables users to directly burn programs via the onboard USB interface (micro-USB cable required). Meanwhile, Bluetooth and WiFi are integrated into the microcontroller for supporting more applications. With this Beetle-ESP32, you can easily build up your dream project! Installing the ESP32 Board in Arduino IDE – DFRobot Features Small size – just 35mm34mm! Enable users to directly download and debug programs through Micro USB, free from a programmer Large-scale I/O ports with gold plating, easy to screw wire on it or to sew the board onto clothes with wires, no need to solder A group of gold plating power interfaces of honeycomb type, convenient to use Integrate WiFi and Bluetooth Specifications USB Supply Voltage: 5.0V VIN Supply Voltage: DC 3.5-6.5V Processor: Tensilica LX6 dual-core processor (One for high-speed connection; one for independent programming) Frequency: 240MHz SRAM: 520KB Flash: 16Mbit Wi-Fi Standard: FCC/CE/TELEC/KCC Wi-Fi Protocol: 802.11 b/g/n/d/e/i/k/r802.11n, high speed can reach to 150 Mbps), converge A-MPDU and A-MSDU, supporting 0.4us protecting interval. Frequency Range: 2.4~2.5GHz Bluetooth Protocol: comply with BR/EDR/BLE standard of Bluetooth v4.2. On-chip Clock: 40MHz crystal and 32.768 KHz crystal Digital Interface: D2, D3, D4, D7 Analog Interface: A0, A1, A2, A3 I2C: 1 Serial Port: 1 Dimension: 3534mm/1.381.34\” Resources Product wiki Package Contents 1x Beetle ESP32 Microcontroller