Xcluma 4 Channel 5v Relay Board Module Relay Expansion Board For Arduino Rasp Be0035(Blue)

Size : 54mm * 75mm::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 ::Microcontroller(Arduino , 8051, Avr, Pic, Dsp, Arm, Arm, Msp430, Ttl Logic) .::5v 4-Channel Relay Interface Board, And Each One Needs 15-20ma Drivercurrent::Equiped With High-Current Relay, Ac250v 10a ; Dc30v 10a The 8550 Transistor Drive, Drive Ability::Working Voltage 5 V::Has The Fixed Bolt Hole And Easy Installation::Small Board Pcb Size: 7.2 Cm * 4.8 Cm::Power Indicator (Green), Two Ways Of Relay Status Indicator Light (Red)