MULTI-FUNCTIONAL CAR HEATER: The car heater fan can heat or cool, and it heats up quickly in 30 seconds. You can quickly remove fog or frost on the car windshield by heating the air. GLASS FROST AND FOG: Car heater can quickly remove fog or frost on the car windshield by heating the air, and clear snow from the car windshield, keep the vision clear and let you enjoy the warmth in the cold winter. non-slip mat or use double-sided tape, then plug it into the car cigarette lighter 12V socket and turn it on. It is very convenient to switch between natural wind and hot wind with just a touch. HIGH-QUALITY MATERIAL: The portable car heater fan is made of durable ABS material, with a maximum durability, and features a mesh air outlet for better heating. WIDE RANGE OF APPLICATION: Suitable for all 12V voltage vehicles, such as cars, trucks, lorries, etc. It is suitable for winter cars, camping, travel and allows you to reach your destination safely and comfortably.