... /Four detector available,all-round detecting;3.Display in blue, Orange,red,LED display in Left/Right Obstacle;Specification:1.Working ... +853.Detecting range:0.31.5m4.Voice volume : ≥73dB Digital Display Car Parking Sensor System Verified Information This information is Verified ... to china laws and regulations , also it will be clearly display in the full report >> Production Capacity: Product line name ...