8-Channel 5V Relay Module Expansion Board

Relay control module maximum AC voltage 250V, AC current maximum 10A, maximum DC voltage of 30V, DC Current Max 10A
The 8550 transistor drive, drive ability
Operating voltage 5V, Vcc pin 5v input
A fixed bolt holes for easy installation
Have relay status indicator led
Relay control interface by single chip IO
Low level suction close, high level release
Easy to use, simple 3 line structure
Power LED(Green), 8 relay status indicator LED(Red)
Output Channel: 8
Working Voltage: DC 5V
Relay Load Voltage: AC 125V/250V 10A; DC 28V/30V 10A
Size: 4.4cm x 13.8cm - 1.7inch x 5.4inch

Instructions for use:
1. VCC external 5V
2. GND GND External
3. 1N1-1N8 relay control interface connected to the microcontroller IO port (active low)