12V 1 Channel Relay Module

• Module uses genuine high quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A

Interface: 
Input: 
VCC: Relay power supply + 
GND: Relay power supply - 
IN: Signal trigger input (High or Low Level Signal, select via jumper) 

Output:
NO: Relay normally open.
COM: Relay Common Pin 
NC: Relay normally closed.