Genuine OEM Jaguar Rain Sensor, part number 454123456. This electronic module is designed to detect the presence and intensity of precipitation on the windshield, automatically activating and adjusting the speed of the wipers. It is typically mounted on the inside of the windshield, behind the rearview mirror. Choosing a genuine OEM rain sensor ensures accurate calibration and seamless integration with the vehicle's electrical system, providing reliable automatic wiper functionality.