... bibi sound 3,LED digital display 4,1 year warranty 5,4 sensors LED(4)Speaker Warming Led Display Car Parking Sensor System( ... to 3m, far exceeding other’s 0.3/0.4-2.0/2.5m.Super power-saving mode, only ... sensor, auto-start when back up.Obstacle distance in digital displayed on “8.8” format and dual 7-color ... weight: 14kg Hot sale,1 year warranty,LED Digital Display Voice Parking Sensor System,4 sensors,