Wireless Display Back Up 4 Sensor System
Advanced back up sensor sends ultrasonic waves into the space behind your vehicle when you reversing. Revolutionary quad-sensor system will automatically warn you against any obstructions that you may run into by emitting a sequence of pulse tones. The closer and louder the tones get indicates the distance of the object from your car. Detailed instructions ensures easy installation even for the weekend mechanic. Backed by a Limited Lifetime Warranty.