This is a rearview parking sensor system. It helps a lot when parking your car. (Note: The color of sensors are optional. Please tell our customer service which color number in the color mat picture you prefer or we will send randomly.)

Features:
Display: 3.5inch digital TFT LCD screen.
Video input: 2 way video.
Alarm by three-step Bibi sound.
Display the distance on the screen.
With HD rearview camera and alert speaker.

Specifications:
Voltage: DC 9-15V
Rated Voltage: DC 12V
Power Cost: Max2.5W
Respond Distance: 0.4-2.0m
Alarm Distance: 0-2m
Display: 3.5" Digital TFT-LCD
Display Resolution: 320RGB * 240
Camera Pixels: 648 * 488 pixels
Video Input: Two Way(V1 and V2)
Sensor Diameter: 22mm
Install Mode: Drill
Sensor Angle: X， Y. 60 degree
Work Temperature: -30- +80 degree
Alarm Type: Buzzer(bi bi)
Alarm Volume: 65db
Package Size: 31.5 * 24.5 * 5cm / 12.4 * 9.6 * 2in
Package Weight: 780g / 1.7lb

Package List:
1 * Host
1 * LCD Display
4 * Sensors
1 * Rearview Camera
1 * Speaker
1 * Hole Saw
1 * English User Manual