This is a 3PCs pack of XIAO ESP32C3, an mini thumb-size dev board that adopts the RISC-V architecture, supporting both Wi-Fi and BLE wireless connectivities. With the support of for Arduino IDE, for MicroPython, for CircuitPython, for PlatformIO, for ESP IDF, for Zephyr, for Matter, ESPNow, for Meshtastic, for WLED, for ESPHome, for Home Assistant, for Ubidots, it's a perfect kit for you to build your IoT projects. Outstanding RF performance, Powerful ESP32-C3 SoC and U.FL antenna provided that supports WiFi/Bluetooth connection over 100m. Rich Interface, There are 11 digital I/O that can be used as PWM pins and 4 analog i/o that can be used as ADC pins. It supports UART, IIC, and SPI serial communication ports, also including IIS (Internet Information Services). Thumb-size Design, 21 x 17.5mm overall dimension, portable and lightweight. Low power consumption, Lowest as 44 μA (deep sleep mode), with 4 working modes available. Onboard battery charge IC, Supports battery charging, great for various wearable scenarios and wireless IoT applications. Seeed Studio XIAO ESP32C3 has equipped a highly-integrated ESP32-C3 chip, built around a 32-bit RISC-V chip processor with a four-stage pipeline that operates at up to 160 MHz. The board equips highly-integrated ESP32-C3 SoC. The chip has been installed with a complete 2.4GHz Wi-Fi subsystem which means it supports Station mode, SoftAP mode, SoftAP & Station mode, and promiscuous mode for multiple Wi-Fi applications. It works under an ultra-low power state, also supporting features of Bluetooth 5 and Bluetooth mesh. There are 400 KB SRAM & 4 MB Flash on the chip, Application 1: Remote Forest Tracker Materials: XIAO ESP32C3 * 1, Grove - Wio - E5 * 1, Grove - GPS * 1 Thanks to the tiny size of the XIAO series, it is suitable to make the wearable devices, such as a small p