USB Four Relay SRD-05VDC-SL-C Module Board for Home Automation

Description:100% Brand new and high quality This is USB controlled relay board with 4 relays SRD-05VDC-SL-C (each can handle 10A). You may use it for simple ON/OFF switching electrical devices - home lights; DC motors; solenodis and others. It may help you building projects like robotics and home automation. Each such relay board requires one USB port. The more USB ports you have the more Relay boards you may connect. You may use it with our software - DRM (universal software for all our relay boards) or control with simple commands from command line promt. Size: 6.5x 6.5x 1.7cm    INCLUDED: 1x four relays module