This 11 foot/3.35 meter wiring harness is designed to connect a single LED light bar to your 12V electrical system. It features battery terminals on one end and a Deutsch connector on the other to connect to the light. It incorporates an inline fuse holder, a 12V relay, and a waterproof switch. This harness is compatible with the following RIGID LED Lights: 20  in.-50  in. SR-Series PRO and 10  in.-30  in. E-Series PRO Light Bars.