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HALJIA 3PCS 2 Channel Relay Module - 5V Relay Board Expansion Board Universal Development Board Accessories with Optocoupler Compatible with Raspberry Pi Arduino PIC AVR MCU DSP ARM TTL Logic

Regular price $7.99

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There are 4 fixing screw holes around the board, which is convenient for installation and fixing.
The relay uses high quality material, single pole and double throw. a common end, a normally open end, and a normally closed end.
Optocoupler isolation, good anti-interference.
Low level pull-in, high level release. The status indicator is on when the inverter is closed, and the status indicator is off when released.
VCC is the system power supply, and JD_VCC is the relay power supply. The default 5V relay, plug in the jumper cap.
PCB color: black
Maximum output of relay: DC 30V/10A, AC 250V/10A

Wiring Connection instructions:
VCC: Power supply positive
GND: Power supply negative
IN1--IN2: Relay Control Port

Size: 51 x 39 x 19 mm 
Weight: 27.9g

Packing List:
3 x 2 Channel Relay Module