Crimestopper CA-5018.MATT.2 Premium Front Parking Assist System with Mini LED Display Front Parking-assist System With Mini Led Display 4 Ultrasonic Sensors In Matte Finish Sensors Can Easily Be Painted To Match Factory Bumper Can Be Used As 2-sensor Or 4-sensor System, For Use In Small Or Large Vehicles Audible (beep) & Visual (led Display) Alerts Help Ensure Vehicle Safety (4) Ultrasonic rear waterproof sensors LED display with built-in speaker for alert Intelligent detection Anti-false alert technology Self-test function