LED Display Car 8 Parking sensor auto Assistance System Sensorauto detector System

Features:
8 sensor system, double CPU and advanced chipset for enhanced coverage and detection.
With digital colored LED display, show the distance and the direction between your car and the back obstruction.
LED display indicates Right, Middle and Left.
With Bi.Bi.Bi alarm, the closer, the more rapid alarm.
Help to prevent dangerous and costly collisions.
Help to provide increased safety for passengers, pedestrians and family members who happen to be around the moving vehicle.
Detect small children and low walls as well.
Anti-freeze and rain proof.
Easy to install.
A saw drill head included.

Specifications:
Rate voltage: 12V DC
Rate operating range: 9V - 16V DC
Rate current: 20mA - 200mA
Detecting distance: Front 30 - 80cm, Rear 30 - 150cm
Display distance: 30 - 250cm
Ultrasonic frequency: 40KHz  1KHz
Alarm volume: up to 80dB
Control moudle working temperature: -30 - +70   
Display working temperature: -20 - +60    
LED display dimension: 10 * 2 * 2.5cm
Main control box size: 10.4 * 7.1 * 2.7cm
Total weight: 760g