This is a 5V 1-Channel Relay interface board, Be able to control various appliances, and other equipments with large current. It can be controlled directly by Micro-controller (Raspberry, Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) .
Specifications
I/O Pins
Digital pin (3.3V ~ 5V)
Operating Voltage
5V