【Dual Function Heating & Ventilation】 Enjoy two modes to choose from: warm air or natural ventilation. The heating mode quickly defrosts and demists the windshield for safer driving. The ventilation mode cools the passenger compartment and helps eliminate unpleasant odors. 【Fast Heating & High Performance】 With its 150W power, this car heater quickly raises the interior temperature, even in cold weather, for greater comfort and safety during your winter journeys. 【Easy Installation & Convenient Use】 Ready to use immediately by simply plugging it into your vehicle's cigarette lighter. The 360° rotating and removable base allows you to easily position it wherever you want in the passenger compartment. 【Clean Air & Durable Design】 Equipped with a negative ion generator to help purify the air in your vehicle. Made of high-quality ABS material for durable use and enhanced safety. 【Universal Compatibility】 Designed for standard 12V systems, this auxiliary heater is compatible with most