car redar distance sensor with LED display 4 pcs parking sensor with buzzer alarm for distance Color of sensor optional

1,Numeral and color LED display        2, Step-up buzzer alarm3,Left and right obstacle indication          4,Numeral display from 2.0m to 0.3m                                                                              5,Display unit with built-in buzzer           6,2,3,4,6,8 sensors for option7,Display size: 96*27*20mm

OEM car rearivew parking sensor/Front sensor ,6,8 sensors optional