Material: This defroster is made of polymer heat-resistant ABS material, built-in fuse, overheat automatic power off protection. Features: This car heater outlet can be freely adjusted up and down, to achieve all aspects of warmth. What it does: The defroster removes frost and fog from your car's windshield, improving your driving vision and making you warmer and safer. Simple to use: just connect it to the 12V cigarette lighter socket of the car, then turn on the switch and you can use it. Date First Available October 24, 2023