Color: Black - Plastic case material - Digital LED display - Light divided into two groups and each group displays detection of the two sensors - LED light color display obstacle distance - Green > yellow > red (nearest) - Built-in buzzer alarm loudspeaker - Detection range: 0.3m~2m - Alarm volume: 83dB - Working voltage: DC 12V - Operating temperature: -30'C~ 70'C - Package includes: - 1 x Main units - 4 x Parking sensors (cable length 250cm each) - 1 x Monitor (580cm-cable length) - 1 x Power cable (120cm) - 1 x Adhesive tape - 1 x Sensor drill (21.5mm) - 1 x English manual