ESP8266 WIFI 1 Channel 30A Relay ESP-12F Development Board DC 5V 7V-80V

ESP8266 single-channel 30A relay development board is equipped with ESP-12F WiFi module, all I/O ports are led out, and it supports DC7-80V/5V power supply. Provide Arduino 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, which is convenient for secondary development; 3. The power supply mode supports DC7-80V/5V; 4. Onboard WiFi module RST reset button and a programmable button; 5. ESP-12F supports the use of development tools such as Eclipse/Arduino IDE, and provides reference programs under the Arduino development environment; 6. Onboard 1 way 5V/30A relay, output switch signal, suitable for controlling load within AC 250V/DC30V; 7. Onboard power indicator and relay indicator, ESP-12F comes with 1 programmable LED. Board size: 78*47mm Weight: 45g

Relay output: NC: Normally closed, the relay is short-connected with COM before the pull-in, and hangs in the air after pull-in; COM: public end; NO: Normally open end, the relay is suspended before being closed, and shorted to COM after being closed.