This 11 foot/3.35 meter wiring harness is designed to connect a single LED light 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, and a waterproof switch. This harness is compatible with the following RIGID LED Lights: D-Series single, 4 in. E-Series, 6 in. E-Series PRO, 6 in. SR-Series, 10 in. SR-Series, Q-Series single, D-XL Series single, SR-M Series single, SR-Q Series single.