... camera Self-test function when reversing Show Distance,Buzzer Alarm 2.5 inch TFT Parking Sensor system with TFT and camera LD04-BB ... -4* Desktop 2.5-inch TFT display, placed in the upper left panel, one way ... , waterproof, shockproof, heat-resistant +80 ,low-temperature -30, anti-jamming 2.5 inch TFT Parking Sensor system and camera LD04-BB-4