About this item 【CAR HEATER】 Daily air supply and warm air two functions, one key switch control, convenient and fast, can be used as car blower, heater, defogger and defroster, etc., quickly and effectively remove frost, fog, water mist on the windshield of your vehicle, heating the interior environment, so that you do not need to wait in the cold weather, to ensure your driving safety.【HIGH QUALITY】The car heater defroster is made of heat-resistant ABS material and thickened and lengthened pure copper wires, made of high efficiency heating element, with built-in fuse, overheating protection and automatic power-off protection. Car heater with cigarette lighter plug design antioxidant alloy heating wire, high heat conversion rate, fast hea.