1.Three Color Mini LED Display.
2.Buzzer Type. 
3.Dual CPU, 4 sensors system.
4.Obstacle orientation indication.  
5.Operating voltage rating: DC12V.
6.Max power: Pmax<5W.
7.Operating temperature: -40~80.
8.Display Distance: 0.4m~1.5m.
9.Alarm Distance: 0.1m~1.5m.  
10.Alarm voice: >80dB.
11.Ultrasonic frequency: 40KHz.
12.One year warranty.

Also Available:
2, 3, 6 or 8 Sensors Systems.
24V Systems for Special/Heavy Vehicle.
Large selection of colors.
Variety of Sensors: e.g. flashing, flourescent sensors
OEM, ODM Services.