Brief Description: 
4 rear sensors 
CMOS night vision camera 
Optional monitor style can be customized

Specifications:

Universal design, compatible with any car 
Auto-detecting and auto-alarming mechanism 
A beep indicated when turns to reverse gear 
Display built-in 4-stage audible warning buzzer. 
Left / right obstacle indication 
Waterproof sensors 
The sensors aid detecting potential back obstacles and enable accurate distance 
measurement to make reversing safe and convenient 
Detecting range: 2.5m~0.2m 
Operating temperature: -30℃~ + 85℃ 
Voltage: DC 12V, +/-2V (optional: 24V) 
Frequency: 40KHz

Packing: 
Color box size: 31.5*22*5.5cm 
Carton size: 52*33*35cm 
Qty./Ctn.: 20sets 
G.W.: 17kgs 
N.W.: 16kgs