Features: 1.Dual Mode: This car heater has a heating and cooling dual mode, both in the hot summer or cold winter can be used. 2.Adjustable Temp: The car heater can adjust the size of the wind volume, the temperature of the wind outlet can up to 80 to 100 . 3.High Power: 150W power, so that an ordinary car warm up in just 7 to 10 minutes. One minute to defrost, convnient to drive. 4.360 Degree Rotatable: Car defroster can rotate freely 360 degrees, adjust the wind direction at will, convenient and comfortable. 5.Easy To Install: Stick the demister defroster on the car dashboard and connect the car charger plug to use. Suitable for home or car use. Specification: Item Type: Car Heater Material: ABS Size: Approx. 10 x 6 x 11cm / 3.9 x 2.4 x 4.3in Product Power: 150W Outlet Temperature: Up to 80 -100 Function: 360 Free Rotation; Defrosting and Defogging; Natural Wind; Warm Wind Applicable Scenes: Car, Home, etc Note: 1. Driver's position cigarette lighter for 8.5A, power in about 100W (backseat cigarette lighter current is larger) but this product is 150W greater than the front cigarette lighter so it will affect the use, it is recommended to plug in the rear cigarette lighter (or use an external current limiting line to ask professionals to install). 2. New energy vehicles are not recommended, if you need to use the external current limiting cable, and please ask professionals to install. 3. Manual measurement, please allow some errors.