The Genuine BMW Ultrasonic-Sensor (Neptunblau) - 66209233030 is a high-quality, factory-made sensor designed specifically for BMW vehicles. It utilizes ultrasonic technology to accurately detect objects and obstacles in the vehicle's surroundings, providing drivers with enhanced safety and convenience during parking and maneuvering. The sensor is painted in a sleek Neptunblau color, matching the exterior of many BMW models. It is a genuine BMW product, ensuring compatibility and reliability with your vehicle.