• LED Distance Display: Shows numerical distance readings and visual light bars as you back up.
• Control Box: The central processing module that connects the sensors, power, and display.
• 4 Ultrasonic Sensors: Surface-mount or flush-mount sensors designed to detect obstacles behind or in front of the vehicle.
• Buzzer / Audible Alarm: Built-in sound alert that increases in frequency as the car gets closer to an object.
• Wiring Harness / Hole Saw: Power cables and installation accessories (often including a drill bit sized for the sensors).