Two Years Warranty LED Parking Sensor Specifications:  

Digital LED dislay with inner Bi Bi alarm.

LED display can be easily mount on car dash board.

It can change inner voice to your local voice

Turns on automatically when your car begin to reverse.

LED display with 4 simulators can indicate obstacle distance to each sensor.

More-stable two-angle sensor,horizontal and vertical for detection

Fit any make of car or vehicle, van, caravan, trailer and horse boxes.

Sensor are: Waterproof, vibration proof, anti rain.

Technical Parameters:

Rate voltage: 12V
Operation voltage range: 9-16V
Rated current: 20-200mA
Detecting distance: 0.3-2.5m
Working temperature: -30~+70 degree
Display working temperature: 0~+60 degree
Ultrasonic Frequency: 40HKZ 

Package Includes:

1x LED display monitor

1x Main control box

4x Parking sensor

1x Power cable

1x 22mm drill

1x English manual