Alarm in three-stage sound: BiBiBi
Digital LED showing the distance
LED display with three colors (red, yellow, and green)
Automatic detecting obstacles once reversing gear is activated 
Built-in wireless module
Operating voltage: 10.8 to 15V
Supply voltage: plus 12V more or less than 12V DC, 24V is available
Power: 2W (maximum)
Ambient temperature: -30 to 70°C
Storage temperature: -35 to 85°C
Buzzer volume: -80dB
2, 4, 6, 8 sensors are available to satisfy full needs of customers