The Master Lock Back-Up Camera is an easy to install camera that slides into 1-1/4” or 2” hitch tube for use while not towing. The Magnetic base allows for mounting to any metal surface of the vehicle to use while towing or attaching trailer. No wires to cut or splice the camera plugs into the existing vehicle tow wiring outlet. Trailer wiring plugs into 4-way flat on the back-up camera plug to allow use while towing. The Master Lock Back-Up Camera bracket can swivel 90 degrees for increased visibility behind vehicle. Large 3.5” color monitor for easy viewing, Low light capability, 50+ft. transmitting range @ 2.4ghz. The Monitor can be mounted on air vent, dashboard, or windshield. The Monitor plugs into vehicle auxiliary power/lighter plug- no batteries to recharge.