1.car parking sensor 2.Waterproof night vision camera 3.rear 4 sensors 4.CE,Rohs,FCC Tongyi hot sales Car LED display parking sensor car parking sensor Sensor:1,To enter the reverse, the radar system to automatically enter the working state and the sensors can self-check.If some one not work the display willshow the driver the place which one broke down. 2,Three colors(red,yellow,green) five ...