Electromagnetic Parking Sensor Back-up Alarm Parking Auxiliary Device

Electromagnetic Parking Sensor Back-up Alarm Parking Auxiliary Device Feature: Improves parking safety, detect in all directions without dead angle. Minimize bumper damage, totally built-in installation without impair overall appearance. Indicates object distance with different beeping frequencies. 3 types of acoustic signals during approaching an obstacle at different distances. A continuous sound of Beep approximately between 0-0.3m; A short interval sound of Beep approximately between 0.3-0.5m; A long interval sound of Beep approximately between 0.5-0.7m. Simple and concealed installation, the sensor antenna is entirely installed inside the bumper without any drilling work. Maintenance free, no cleaning or washing is required. Fit for any car, truck, RV or mini-van. Detects object at 3 feet or less. Detects people, vehicles, garage doors, pillars, posts, walls, fences, barriers, etc. Peel and stick antenna foil tape sensor for vehicles bumpers. Wires to reverse lamp (12V DC). Electromagnetic field changes as object get closer to the bumper Size: Control module: 5.7 x 3.2 x 1.6 cm, alarm beeper: 4.8 x 2.8 x 1.7 cm Specification: Material Electronic Components,Plastic Display screen LED Connectivity Wire Detecting distance 3 feet or less Product weight 680g Package weight 150g Package Included: 1 X Control Module 1 X Sensor Antenna 1 X Alarm Beeper 1 X Set of Tool 1 X English Instruction