1PCS 4 Channel Relay Module 5V 4Channel Relay Output 4-Channel 4 way Relay Module Shield for Arduino
5V 4-Channel Relay interface board,and each one needs 15-20mA Driver Current
Standard interface that can be controlled directly by microcontroller
Equipped with high-current relay,AC250V 10A,DC30V 10A
Indication LED for Relay output status
Equipped with screw holes for easy installation
With 4 fixed screw holes,hole diameter 3.1mm,convenient installation and fixation