Heating and Cooling: This portable car heater is designed to quickly remove frost and fog from your windshield. It features two modes: heating and cooling. Ideal for defrosting and dehumidifying windows and windshields in winter, it can also be used as a fan in summer to cool the passenger compartment. Smart Design: Our windshield defroster is equipped with a cigarette lighter plug, a built-in fuse, surge protection, and an automatic shut-off for safe operation. Its low energy consumption, quiet operation, and powerful airflow allow you to effectively solve fog and frost problems on your windshield. 360° Rotating Base: The 360° rotation allows you to direct the airflow precisely where you need it, whether to defrost your windshield or cool your car's interior in summer. Plug-in Car Heater: Easy installation! Simply plug it into your vehicle's 12V cigarette lighter socket and instantly enjoy a comfortable temperature. Ideal for cars, trucks, SUVs, and motorhomes. This cigarette lighter