5V 2 RELAY BOARD
5V 2 RELAY BOARD
LOGIC LOW TO DRIVE THE RELAY
POWER SUPPLY - 5V DC
Relay Contacts NO,NC,COMMON extended with individual screw terminals
OPTO ISOLATOR Chip drives the relay.
Always make the GND common while using with boards like Arduino.Do not power the relay board from Arduino.
Use separate 5v power source.
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