Powerful Heating Capacity The 12 volt car heater has an upgraded design, which can quickly remove frost and fog on the car windows and windshield, increase the air temperature, improve visibility while driving, and keep you warm and comfortable in the cold winter. 2 in 1 Heating & Cooling This portable fan heater has a hot and cold switch, which can not only heat but also cool. It is perfect for defrosting/demisting your car windows and windshield in winter. It can also be used as a cooling fan in summer and can be used all year round. Energy Saving & Durability This car heater with cigarette lighter has a high-performance rapid heating function, which can quickly heat the air without waiting for the engine to warm up. In addition, it has low noise operation and air purification features that provide you with an energy-saving heating experience. Easy to Install Our car fan heater comes with strong double-sided adhesive tape for easy installation. Simply clean the selected area first,