Outstanding Performance: Built on the ESP32-C3FH4 WiFi and BLE RISC-V single-core CPU, the board has 4MB of Flash and 400KB of SRAM, and supports 2.4 GHz Wi-Fi and Bluetooth Low Energy. Development Environment Compatibility: Compatible with for Arduino and Micropython development environments, making it a perfect choice for IoT, wearable devices, and smart home applications. Rich Peripherals: Integrated UART, I2C, 12S, remote control peripherals, LED PWM control, general DMA control, TWAl controller, USB Serial/JTAG control, temperature sensor, and ADC. Supports SPI, dual-channel SPI, and quad-channel SPI interfaces. No DAC or native capacitive touch capabilities. Convenient Operation Type-C USB interface. 1x Reset button (CHIP_EN, Perfect for restarting your program or entering the ROM bootloader). 1x Boot button (GPI09, used for entering the ROM bootloader or for user input). Operating voltage: 3.3V. 3.3V voltage regulator with 500mA peak output. Ceramic antenna. Colour:As Shown Material:PC+Metal type:Without LCD Package Contents: 1 x development board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.