parking sensors For Mercedes B 4PCS Ultrasonic Parking Sensor Assist Car Accessories

parking sensor kit:Wear-resistant surface treatment: the surface is treated with wear-resistant treatment to prevent scratching and abrasion. 4PCS Ultrasonic Parking Sensor Parking Assist A2125420018 Car Accessories For Mercedes B C E S ML SLS For SLK Class W221 C216 On the front or rear bumpers of the car, detecting obstacles in front and behind,measurement of the distance from the rear of the vehicle and the nearest obstacle. When the car returns to its limit, this parking sensor will warn the driver. wireless parking sensors:Low Temperature Resistant Design: it can still work normally in low temperature environment, adapting to cold areas.