• 5V 2-Channel Relay interface board, and each one needs 15-20mA Driver Current
• Equipped with high-current relay, AC250V 10A ; DC30V 10A
• Standard interface that can be controlled directly by microcontroller (compatible with Arduino ,Raspberry Pi, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic)
• Indication LED's for Relay output status
• Size: 50.5mm(L) x 38.5mm(W) x 18.5mm(H)(1.99inch x 1.54inch x 0.73inch)

Dual-Channel Relay Module Pinout

Pin Number	Pin Name	Description
1	JD-VCC	Input for isolated power supply for relay coils
2	VCC	Input for directly powering the relay coils
3	GND	Input ground reference
4	GND	Input ground reference
5	IN1	Input to activate the first relay
6	IN2	Input to activate the second relay
7	VCC	VCC to power the optocouplers, coil drivers, and associated circuitry

Dual-Channel Relay Module Specifications

• Supply voltage – 3.75V to 6V
• Trigger current – 5mA
• Current when relay is active - ~70mA (single), ~140mA (both)
• Relay maximum contact voltage – 250VAC, 30VDC
• Relay maximum current – 10A