Arduino 8 Channel 5V Relay Module

8 relay output module, relay output contact 250A 10A. Input IN1, IN2, IN3, IN4, IN5,
IN6, IN7, IN8 signal line low level effective.
VCC, GND power input, relay can be supplied separately to relay power input terminal JD-VCC.
Description :
1. Maximum load on normally open pin: AC 250V/10A, DC 30V/10A.
2. Trigger current 5mA;
3. Power indicator light (green), relay status indicator light (red);
Module interface specifications:
1. DC+ : DC power supply positive pole
2. DC- : DC power supply negative pole
3. CH1~CH8 : relay signal triggering pin
Relay output:
1. Normally closed pin (NC1~NC8) : relay normally close pin
2. Common pin (COM1~COM8) : relay common pin
3. Normally opened pin (NO1~NO8) : relay normally open pin