Car Parking Sensors 66202180146 6620-2180-146 Car PDC Parking Sensor 0263003991 For BMW E81 E87 E90 E92 E84 E89 Parking Sensor

66202180146 6620-2180-146 Car PDC Parking Sensor 0263003991 For BMW E81 E87 E90 E92 E84 E89 The beep will sound louder and louder to quickly detect , passengers, pedestrians and other people around the moving vehicle, and help prevent collision accidents. The warning buzzer sounds in different frequencies depending on the vehicle's distance to an object. The closer the obstacles, the louder and faster the sound alert which increased safety for passengers and pedestrians around the moving vehicle. High Sensitivity --- This rear reversing sensor can accurate measure the distance of vehicle nearest obstacle, high sensitivity. Simplify installation steps, no modification, cutting, or drilling required. Easy to install, but professional installation is high recommended. Quality --- Front inner parking sensor is made of metal and plastic material, this front rear backup parking sensor is sturdy, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage.