ESP32-WROOM development board 2 channel WiFi relay module

Esp32 dual relay development board is equipped with esp32-wroom-32e WiFi and ble module, fully led out from / O port, supports dc5-60v power supply mode. Applicable to esp32 secondary Development and learning, smart home, wireless control and other occasions. Functional features 1. Onboard mature and stable esp32-wroom-32e module with large capacity of 4m byte flash; 2. The I / O port and UART program download port of esp32 module are all led out to facilitate secondary development; 3....

23,500 RWF