Reversing radar, before danger comes, give you a sound prompt! It can assist you in parking everyday! Features 1 The display has 8 numbers, which represent the detection distance of different sensorsThrough the display, you can clearly know where the obstacle is and what the distance is! Features 2 The display has 3 buttons, which can adjust 4 alarm sounds (buzzer/voice/mute/buzzer+voice) and the size of the alarm volume The display cable is separated, which is easy to install, and the sunshade is designed to prevent it from being unclear due to strong light. Features 3 Smart start: When the car is driving, braking, if the sensor in front of the car does not detect an obstacle, the front vehicle radar will not be activated, so as not to affect the driving safety due to the light on the display. Product List: Display X1 Control unit X1 Sensors X8 Sensor cable extension line X4 Drill X1 Manual X1 Sticker X1 Power cord X1 Features: 1The sensors car in front,detection range can be accurate to 0.3 ~ 1.2m. 2:The sensors car in back, detection range can be accurate to 0.3 ~ 2.2m. 3When reversing the car, four probes behind the car are started. At the same time, the two probes on the left and right sides of the car will be activated, which effectively reduces the blind spot in the front left and right blind areas and prevents corner rubbing during reversing. 4The full-display reversing radar provides sound switching buttons. The user can use the display's switching button to mute, buzzer, Chinese/English voice (optional), or voice (optional)+beep sound patterns. Where you switch from one to the other. 5Full digital display reversing radar with 3 levels for volume control 6: Wires Connection: Red--ACC White--Foot brake wire Yellow--Reversing wire 12V Black--Ground Specifications: Rate voltage: 12V DC Rate operating range: 10.5V - 16V DC Rate current: 100mA - 300mA Ultrasonic frequency: 40KHz Control moudle working temperature: -30 - 80 Celsius degree Display working temperature: -20 - 70 Celsius degree Sensor diameter: 22mm Installation mode: Drilling