XD-066 LED Display Car Reverse Backup Radar with 4 Parking Sensors &#10084; 4 ULTRASONIC PARKING SENSORS: The Xubox car reverse radar system is equipped with 4 sensor system installed at the rear bumper of car, double CPU and advanced chipset for enhanced coverage and detection. 4 sensors are anti-freeze, waterproof, and shock proof. It perfectly fits your car with the universal hole saw. &#10084; LED DISTANCE DISPLAY: The Xubox car reverse radar system is equipped with colored LED digital display and beep sound warning. The colored LED digital display is composed with 3 colors, green, yellow and red, which shows the distance between the car and obstacle. &#10084; IMPROVES SAFETY: The Xubox car reverse radar system helps to provide increased safety for passengers, pedestrians and family members who happen to be around the moving vehicle. The beep sound warning with ON / OFF key will be ringing more frequently when roadblocks is getting closer, which will prevent future dangerous and costly collisions. The radar system can detect small children and low walls as well. &#10084; PREMIUM QUALITY: The Xubox car reverse radar system is made from premium quality materials to ensure durability and longevity. The radar system is designed with protective circuits and high quality components to prevent the product from overheating or overloading. &#10084; BACKED BY XUBOX GUARANTEE: We guarantee you'll love the Car Reverse Backup Radar System, and if you aren't absolutely satisfied, return it within 30 days for a refund, no questions asked.