GENSSI LED Light Bar Relay and LED Switch 9ft 4x4 Off Road Wiring Kit This high performance wiring harness is plug and play with all GENSSI LED light bars; It can be used with other light bars on the market, however you must cut output connectors off and wire to your light bar; See picture for more information Connects to one light fixture (~9 Feet of wiring to light); Marine Grade LED Switch with LED illumination (9 Feet of wiring to switch); Water Resistance: IP67 Plug-n-Play with all GENSSI LED light bar products up to 300W Compatible with all LED light bars on the market with minor cutting and wiring Pack of 1; Durable relay circuit for off road environments and vibration; Surface size is 2" (50mm) x 1" (25mm). Standard size mounting hole 1.41" (36mm) x .86" (22mm); This is the standard size of most switch holes in modern vehicles