1. ESP32 Development Board: Onboard mature and stable ESP32 module, with large capacity 4M Byte Flash, for use.
2. Convenient Development: The IO port and the UART program download port are all led out, convenient for secondary development.
3. Programmable and Resettable: Onboard ESP32 module IO0 has programmable button and reset button, convenient for .
4. 4 Way 5V Relay: 4 way 5V relay onboard outputs switch , suitable for controlling the load whose working voltage is within AC250V DC30V.
5. Multi Usage: Equipped with and BLE modules, supports DC5?60V power supply, can be used for secondary development and learning, smart house control, etc.

Spec:
Item Type: ESP32 Development Board
Material: PCB

packing list:
1 xESP32 Development Board
2 x 10 Double Row PIN
1 x 6 Single Row PIN
1 x Single Line