4 Channel Relay Module 5V with optocoupler

4 Channel Relay Module 5V with  optocoupler 4 Channel Relay Module  Pin Description Input: VCC: Positive supply voltage GND: Ground IN1–IN4: Relay control port Output: Connect a load, DC 30V/10A，AC 250V/10A Features： Size: 75mm (Length) * 55mm (Width) * 19.3mm (Height) Weight: 61g PCB Color: Blue There are four fixed screw holes at each corner of the board, easy for install and fix. The diameter of the hole is 3.1mm High quality Songle relay is used with single pole double throw, a common terminal, a normally open terminal, and a normally closed terminal Optical coupling isolation, good anti-interference. Closed at low level with indicator on, released at high level with indicator off VCC is system power source, and JD_VCC is relay power source. Ship 5V relay by default. Plug jumper cap to use The maximum output of the relay: DC 30V/10A, AC 250V/10A SKU: CE-M0118 Categories: Developments Boards, Modules & Sensors Tags: 4 channel, 4 channel relay, Realy, relay module