Rigid Industries Back Up Light Kit Harness Black. This 25-foot-long cord with a three-position light switch is easily integrated into the shroud of the SR-Q SR-Q2 and SR-M light series allowing you to easily connect a light that has a mechanical or electronic switch. By installing the RIGID Industries Back-Up Light Kit Harness you also enable your auxiliary light to automatically turn on when the vehicle is put in reverse which can be invaluable when you are trying to start the car with the auxiliary light turned on and the parking light is off. Specifications for Rigid Industries Back Up Light Kit Harness: Manufacturer: Rigid Industries Color: Black Features of Rigid Industries Back Up Light Kit Harness Back Up Light Kit Harness - can be used for Dually/D2/Dually XL/D2 XL/SRQ/SRQ2/SRM/SRM2 25-Feet Long Connects to D-Series SR-Q Series and SR-M Series Lights Three Position Switch (On/Off/Auto when in reverse) Package Contents: Rigid Industries Back Up Light Kit Harness Rigid Industries 40192: Back Up Light Kit Harness Black