Name: car backup sensorItem Length: 1 inchItem Width: 1 inchItem Height: 5 inchItem Weight: 3 kgItem Type: Parking AssistanceRate voltage: 12V DCRate operating range: 10.5V - 16V DCRate current: 100mA - 300mADetecting distance: 0.3 - 2.0mUltrasonic frequency: 40KHzUnit Type: setPackage Weight: 0.378kg (0.83lb.)Package Size: 25cm x 25cm x 25cm (9.84in x 9.84in x 9.84in)