ESP32H2DEVKITN4 is an entrylevel RISCV microcontroller development board that combines Bluetooth 5 and IEEE 802.15.4 (Zigbee 3.0 and Thread). It is compact in size and powerful in function, with a rich set of peripherals that make it suitable for smart home, industrial automation, consumer electronics and other applications. Hardware highlights Utilizes the ESP32H2MINI1N4 module, featuring a RISCV 32bit singlecore processor up to 96 MHz and a builtin 4 MB Flash. Rich peripheral set includes SPI, UART, I2C, LED PWM, ADC and other interfaces to support diverse projects. Onboard CH343 serial port and CH334USB HUB dual chips enable USB and UART operations through a USBC interface, simplifying development and connectivity. Compatibility and expansion The pin interface is compatible with the ESP32H2DevKitM1 development board, enabling compatibility with a wide range of peripheral devices and expanding usability for various projects. Use scenarios Smart home gateway: serves as a hub that coordinates Zigbee 3.0 and Thread devices while communicating with Bluetooth 5 peripherals. Industrial automation edge controller: collects data from sensors via I2C, SPI or UART and processes tasks at the edge with wireless connectivity. Prototyping and development: leverages the USBC USB/UART bridge for quick programming and easy interfacing with other development tools and peripherals.