Features: Easytouse parking positioning system for cars. It provides an audible warning and a confirmation tone to ensure you are ready to back up safely. Installation: No need for complicated tools. Quick and simple to install and operate. Material: ABS housing for durability. This design supports reliable performance and longer replacement intervals. Reliability: Factory inspected and tested sensors with stable performance, making them a dependable choice for backing up. Why you need it: Helps prevent collisions by giving clear audible cues when obstacles are detected and when the system is ready to use. Typical uses: Reversing out of a driveway where rear visibility is limited. Parking in a tight garage or narrow space where precise distance awareness is helpful. Backing into a parking spot in crowded lots where clearance is uncertain. Key attributes at a glance: function as a rear parking assist system, compatible with cars as a reversing radar, compact and simple to install, ABS material for durability, proven performance through factory testing.