Features: 1.ESP32C3 SuperMini is an IoT mini development board based on the ESP32C3 WiFi/Bluetooth dual mode chip.ESP32-C3 is a 32-bit RISC-V CPU that includes an FPU (floating point unit) that can perform 32-bit single precision operations and has powerful computing power. 2.It has excellent RF performance and supports IEEE 802.11 b/g WiFi and Bluetooth 5 (LE) protocols.The board comes with an external antenna to enhance the signal strength of wireless applications. 3.It also has a compact and exquisite appearance combined with a single mount design.It is equipped with rich interfaces, with 11 digital I/Os that can be used as PWM pins and 4 analog I/Os that can be used as ADC pins. 4. It supports four serial interfaces: UART, I2C, and SPI.There is also a small reset button and a boot loader mode button on the board. 5.ESP32-C3 SuperMini is positioned as a high-performance, low-power, and cost-effective IoT mini development board, suitable for low-power IoT applications and wireless wearable applications. Parameter: CPU: ESP32-C3, 32-bit RISC-V single core processor Operating frequency: 160 MHz Main frequency: 160M : 400KB ROM: 374KB ADC: 2 * 12-bit SARADC, 6 channels WiFi: 802.11b/g protocol, 2.4GhHz, supports Station mode, SoftAP mode, SoftAP+Station mode, hybrid mode Bluetooth: BT 5.0 Power consumption: Deep sleep power consumption is about 43 A Rich on chip resources: 400KB , 384KB ROM Rich interfaces: 1xI2C, 1xSPI, 2xUART, 11xGPIO (PWM), 4xADC Single sided components, mount design Classic appearance, suitable for wearable devices and small projects Reliable security features: Encryption hardware accelerator supporting -128/256, hashing, , HMAC, digital signature, and secure boot On board LED blue light, GPIO8 pin Material: PCB colour: pink Package Contents: 1 x ESP32-C3 Development Board 1 x pin 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.