This small magnetic wireless camera offers hitching at an ease. Its wireless connectivity is digital providing an uninterrupted connection for distances up to 70ft! The camera is powered by a rechargeable battery (included) and has a powerful magnetic base which can attach to the back of your vehicle for each hitching. The 3.5" monitor offers a great view of the ball and surrounding areas and plugs straight into your cigarette lighter. The RVS-83112-BA is included with a full year warranty.