QXNY Car reversing radar, can help you park safely! Product features: It has an alarm buzzer installed in a hidden place of the vehicle. If you usually pay attention to cars, you will find that many luxury brands of cars use such products. Only the sound is heard, but the product is not visible. , Beautiful and stylish Product alarm sound: heartbeat buzzer, the closer the obstacle, the faster the alarm sound, just like the sound of heartbeat Treble alarm horn, its volume can be adjusted: 1: mute 2: mid-range 3: treble The horn is installed concealed inside the car, when it works, you hear the alarm sound, but you can't see where it is! If you pay attention to cars, you will find that many luxury brands of cars use such products! The QXNY car reversing radar system is composed of 6/8ultrasonic sensors, a digital control host and an alarm buzzer. It automatically detects the distance of obstacles behind the car through a sensor installed on the rear bumper of the car, and is reminded by an alarm sound Drivers, help drivers stop safely 8 Sensor Product List 6 Sensor Product List Other features: 1) With a drill bit, it is convenient to drill holes in the car bumper 2) Help the driver to stop and prevent collisions and other accidents 3) The product reminds the driver of the distance of obstacles by means of sound 4) High quality, easy to install and operate Specifications 1: Rated voltage: 12V DC 2: Rated working range: 10.5V-16V DC 3: Rated current: 100mA-300mA 4: Detection distance: Rear:0.3m-1.5m fron:0.3m~0.8m 5: Ultrasonic frequency: 40KHz 6: Control module operating temperature: -30-80 degrees Celsius 7: Display working temperature: -20-70 degrees Celsius 8: Sensor opening size: 2.2cm