This is a 5V 4-Channel Relay interface board, Be able to control various appliances, and other equipments with large current. It can be controlled directly by Micro-controller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) .
4 relay size: 75*55*20mm
>>5V 4-Channel Relay interface board, and each one needs 15-20mA Driver Current
>>Equiped Equipped with high-current relay, AC250V 10A ; DC30V 10A
>>Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic active low)
>>Indication LED’s for Relay output status