3Pcs 5V/8-80V Power Supply ESP8266 WIFI Dual Relay Module ESP-12F Development Board Secondary Development

ESP8266 dual relay development board is equipped with ESP-12F WiFi module, all I/O ports are led out, and it supports DC5V/8-80V power supply. Provide Arduin development environment reference code, suitable for ESP8266 secondary development learning, smart home wireless control and other occasions.

   

1. On-board mature and stable ESP-12F WiFi module, large capacity 4M Byte Flash;

2. The I/O port and UART program download port of the WiFi module are all led out to facilitate secondary development;

3. The onboard WiFi module RST reset button;

4. ESP-12F supports development tools such as Eclipse/Arduin IDE, and provides reference programs under the Arduin development environment;

5. Onboard 2 5V relays, output switch signals, suitable for controlling loads whose working voltage is AC 250V/DC30V;

6. Onboard power indicator, 1 programmable LED and relay indicator.

3 x Relay board