Alerts pedestrians and children with impossible-to-miss audible and visual warnings
Low-cost, dependable alarm helps prevent injury to others when you're backing up
Mounts easily over the bottom edge of your rear license plate (bolts included) or can be mounted anywhere on the rear of your vehicle
Dual 100 dB alarm sound and light flashes automatically when you shift into reverse. Durable ABS plastic housing is approx. 9-1/2"W x 7/8"H x 15/16"D. Includes instructions. For 12-volt negative-ground systems.