ITEM NAME:5V 2 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino #gib Store Home Promotion Hot Item Add to Fav.Optocoupler isolation, with good anti-interference. 5V 2-Channel Relay interface board, and each one needs 15-20mA Driver Current. Equipped with high-current relay, AC250V 10A ; DC30V 10A. 1 x 5V 2 Channel Relay Module.