1) Color TFT For back view 
2) VCD / DVD video signal connectable
3) Show the distance to the obstacle by the screen
4)  numeric display combined
5)  into the TFT monitor
6)  Direction indicator (Left & Right)
7)  Step-up display with 10 stages indicating distance To the obstacles
8)  Three colors alarm display the distance aviation
9)  "DangDang" sound alarm
10)  2 / 3 / 4 sensors optional
11)  All kinds of sensors optional
12)  Stick-on & insert-in sensor optional
13)  Display size: 268 * 90* 45mm

1)Rated Voltage: 12V DC ( 24V available) 
2)  Operating Range: 10.5V ~ 16V DC (20 ~ 27V) 
3)  Rated Current: 200mA ~ 500mA 
4)  Detecting Distance: 0.2 ~ 1.5m 
5)  Ultrasonic Frequency: 40KHz 
6)  Controller Working Temperature: -30 ~ +80℃ 
7)  Display Working Temperature: -20 ~ +70℃