The 12v DC Car Accessory Plug Cigarette Lighter 5.5 X 2.1 mm Power Adapter Supply is a versatile accessory designed to power a variety of car electronics. With an input voltage of 12V, this cigarette lighter plug is compatible with a wide range of devices. The compact design makes it easy to use and the output voltage of 12V ensures that your devices are powered efficiently. This power adapter is a reliable solution for keeping your car electronics charged and ready to go on the road.