Car Parking Sensor Kit Electromagnetic Auto Reversing Reverse Backup Radar with Buzzer Alarm No Drill No Hole Car Detector 1 Set _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Working process: _x000D_ _x000D_ Signals during approaching an obstacle at different distances. _x000D_ _x000D_ A long interval sound of Beep approximately between 0.5-0.8m _x000D_ _x000D_ A short interval sound of Beep approximately between 0.3-0.5m _x000D_ _x000D_ A continuous sound of Beep approximately between 0-0.3m _x000D_ _x000D_ Install: _x000D_ _x000D_ Simple and concealed installation. _x000D_ _x000D_ The sensor antenna is entirely installed inside the bumper without any drilling work. _x000D_ _x000D_ Maintenance free, no cleaning or washing is required. _x000D_ _x000D_ Fit for any car, truck, RV or mini-van. _x000D_ _x000D_ Peel & Stick Antenna foil tape sensor for vehicles bumpers. _x000D_ _x000D_ Wires to Reverse Lamp (12 Volts DC) _x000D_ _x000D_ High output Piezo buzzer alert you with a beeping sound _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 1 * control box _x000D_ _x000D_ 1 * Buzzer _x000D_ _x000D_ 1 * Antenna _x000D_ _x000D_ 1 * Manual _x000D_ _x000D_ 1 * Ties _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_