The product is a genuine OEM rear bumper radar unit for a 2016 Nissan Sentra, designed specifically for the left-hand side of the vehicle. It includes a camera and is required for the blind spot alert system. The unit is black in color, has a mileage of 120,000, and comes with the part number 284K04AF0A. It is a genuine Nissan part with a manufacturer part number matching the OE/OEM part number. This radar unit is essential for ensuring safety and detecting obstacles while parking or maneuvering in tight spaces.