There needs a machine for car to wipe off the fog and frost on the windshield in winter. This car heater can quickly warm large area of the air, very efficient and convenient. This car heater is designed to quickly clean the frost, fog, mist on your vehicle's windshield, enjoy the warmer driving in this cold winter, great gift for your families and friends. Features - Color: Black. - Material: Plastic. - Size: 25x20x28cm - Help to quickly dissolve the fog on the windshield in winter. - Keep you warm and keeps fog away from your car windshield. - Using a high powered fan to warm you instead of using gas is able to quickly heat the air without having to wait for your engine to warm up. - Only suitable for DC 12V. - A great gift for your friend and family.