Brandmotion 5000-CA5 Curb Alert PRO Curb Warning System Provides Curb and Parking Sensor Warnings for any Vehicle Warns You with a Short Series of Audible Beeps, Preventing Expensive Damage to Your Vehicle Infrared LED Technology to Determine the Distance of Your Vehicle From a Curb Black Sensor is Unobtrusive and Installs on the Bottom of Your Bumper Without Drilling Easily Removed from Your Vehicle with No Aftermarks