The product is a 2021 Nissan Maxima Blind Spot Module that includes both right-hand (RH) and left-hand (LH) side radar sensors. The manufacturer part numbers are 284K19HU0A, 2284K09HU0A, and 2284K09HU0A. This OEM-certified module is designed for rear placement on the vehicle and is compatible with radar sensors. It provides advanced driver assistance systems and alert & warning devices to enhance safety and convenience while driving.