4Channel 5V Relay Module

Description 4 channel 5V relay module low trigger with opto couple for arduino 4Channel 5V Relay Module Description This is a 5V 4-Channel Relay module, It can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM and MSP430. Each 5V Relay need 20mA driving current 5V TTL control input which can be directly controlled by Arduino, AVR, PIC, ARM and others Indication LED for each Relay’s Status Specification: 10A @ 250VAC 10A @ 30VDC