◆ Rear & Front System.   
◆ Front detection delay time: 8 second.
◆ Three Color Mini LED Display.
◆ Buzzer Type.
◆ Dual CPU, 6 sensors system.
◆ Obstacle orientation indication.
◆ Operating voltage rating: DC12V.
◆ Max power: Pmax<5W.
◆ Operating temperature: -40℃~80℃.
◆ Display Distance: Rear sensors: 0.4m~2.5m. Front sensors:0.4m~0.8m.
◆ Alarm Distance: Rear sensors: 0.1m~1.5m. Front sensors:0.1m~0.8m.
◆ Alarm voice: >80dB.
◆ Ultrasonic frequency: 40KHz.
◆ LED color: Black / Grey optional.
◆ Sensors color: Black / Silver / White optional.
◆ Sensors quantity: 6 / 8 optional.