... function when reversing Show Distance,Buzzer Alarm 7 inch Mirror Parking Sensor with camera LD05-CB-4* Super slim Car Rearview ... Mirror, 7 inch TFT Monitor,clip into the original rearview mirror.2 ... optional* Camera and Sensor, waterproof, shockproof, heat-resistant +80 ,low-temperature -30, anti-jamming 7 inch Mirror Parking Sensor with camera LD05- ...