The Mercedes 2021 E450 AMG Keyless Go Remote Key Fob OEM is a genuine OE OEM original key fob designed specifically for the Mercedes-Benz E450 model. It is a keyless ignition control device that allows the driver to remotely start and stop the vehicle. This advanced key fob is essential for controlling the ignition system in the 2021 Mercedes E450 sedan, providing convenience and security for the driver. Made by the trusted brand Mercedes-Benz, this key fob ensures a perfect fit and reliable performance for the vehicle's keyless entry system.