Color: mainly blue. Material: durable hard PCB board.;8-Channel Relay Interface Board, and each one needs 15-20mA driver current.;Equipped with high-current relay: DC30V 10A, AC250V 10A.;Standard interface that can be controlled directly by micro-controller.;Can be used in industrial areas, PLC controlling and household intelligent controlling.

• tinxi 5v 8 Channel Road Relay Module Control Board with Optocoupler

tinxi 5v 8 Channel Road Relay Module Control Board with OptocouplerTinxi