Four 5V relayes together in a single board to control 4 loads simultaneously. The relays Can be easily switched by microcontroller or arduino.
Specification:
Rated coil Voltage:5V DC
Operating Frequency:50/60HZ
Nominal Current:10A AC, 10A at 28V DC
Maximum Switching Voltage:250V AC, 28V DC.
Power Required by the board:Vcc=5V DC(For relay coils),5V DC(For energizing every relay individually)