Features:

1.The system will automatically start up when reversed

2.Grade N specifications

3.The closer the obstacle,the faster the alert beeping frequency to indicate the safety zone,caution zone and danger zone

4.Colorful dynamic digital LED display (blue,green,yellow and red) to indicate different distances as well as orientation of the obstacle (front or back)

5.The display is intellectualized control

6.Exact distance display

7.One to one by routeway (Left-Right obstruction identification

Packing;4,6,8 sensors available