Defrost and Defrost: The car windshield heater can effectively defrost or defrost your windows, ensuring safe driving. And with a heater, you drive safely even in winter. Warm Winter Day: The windshield defroster keeps you and your family warm in the cold winter. The heater provides you with a pleasant driving environment. Simple and Comfortable: The car heater defroster is easy to use. Plug the car heater into your cigarette lighter socket. Adjust it to give you the best experience. Adjustable Structure: You can adjust the portable car heater according to your wishes. A portable car heater adopts a rotating base, which is convenient and practical. Wide Application: The auto heater fan is suitable for family vehicles such as 12 sedans and SUVs. It can be used for camping and traveling, for defogging or defrosting in winter.