listing includes: 1 (One) 5th Wheel Landing Gear Switch / Harness Part# 045-141892 New - Never Used. Used to raise and lower the legs of the landing gear. Universal and can be used with any motor. 12g wire and 30 amp in-line fuse - 4 wire Install (2 for motor / 2 for battery) Heavy duty water tight switch Switch is labeled extend and retract for no guessing operation If you are converting you manual system over to a motorized system this harness is a must. You must use 1 switch per 1 motor. Items are purchased in bulk quantities so no retail box.