1. parking sensor with LED display 2. high quality ,fast delivery, reliable warranty LED parking sensor,1. car rear 4 parking sensor system2. Self-test function activated when reversing3.Display precision: CM level4.Sensor detection range:0.5cm~2.5m5.Display rang:28cm~2.0m6.Full-weather design,unaffected by wind, ice, snow and rain7.beeper warning8.4*MF 1 analog sensors,9. 4/6/8 sensors ...