auto galaxy CPS-001 Set of 4 Black Sensors Reverse Radar Beep Sound Alert Parking Sensor  (Electromagnetic Systems)

A car parking sensor is an electronic device designed to assist drivers in parking their vehicles by detecting obstacles around them. Typically mounted on the front and/or rear bumper of a car, these sensors use ultrasonic or electromagnetic technology to measure the distance between the vehicle and nearby objects. When you shift into reverse or engage the parking mode, the sensors emit a series of sound waves or electromagnetic signals. These waves bounce off objects and return to the sensor, which then calculates the distance between the car and the obstacle. If an object is detected within a certain range, the system alerts the driver through a series of audible beeps that increase in frequency as the vehicle gets closer to the object. Some advanced systems also provide visual feedback on a display screen, showing a graphical representation of the car's surroundings and indicating the proximity of obstacles. Car parking sensors greatly enhance safety by helping drivers avoid collisions with stationary objects, other vehicles, or pedestrians, especially in tight parking spaces or when reversing. They are particularly useful for new drivers or those who struggle with spatial awareness.