... .CE,Rohs,FCC Tongyi hot sales Car LED display parking sensor car parking sensor Sensor:1,To enter the reverse, the radar ... 2,Three colors(red,yellow,green) five segment display,intelligent identify obstacles directions and distances.3,no ... exact obstacles distance indication. Specification:1,No display 2,Step-up Buzzer alarm3,Detective distance from ... 3*42cm Tongyi hot sales Car LED display parking sensor