Automatic electromagnetic parking sensor, no holes needed, easy to install

() Parking sensor operation work: signals when approaching an obstacle at different distances. Long continuous audible beep almost between - from - m beeping sound with a short interval almost between - from - m continuous beep between 0- m. Installation: simple and hidden. The sensor antenna is fully installed inside the bumper without any drilling work. Free maintenance, no cleaning or washing required. Fits any car or truck or recreational vehicle or small truck. Peel and stick the sensor strip bumper shock absorber antenna. Wires for reverse light (12V DC) high-output piezo buzzer alert with alarm sound. Package includes: product includes: 1 * control box, 1 * buzzer, 1 * antenna, 1 * manual, 1 * connections.