Dual mode: This car heater has dual heating and cooling mode, both in hot summer or cold winter. 360 degree rotation: The car defroster can freely rotate 360 degrees, adjust the wind direction at will, convenient and comfortable. High power: 150W power, so that an ordinary car heats up in just 7-10 minutes. One minute to defrost, convenient to drive. Easy to install: Stick the defroster on the car dashboard and connect the car charger plug to use. Suitable for use at home or in the car. Adjustable temperature: the car heater can adjust the size of the wind volume, the temperature of the wind outlet can be up to 80 at 100. Specifications: Item type: car heater Material: ABS Size: approx. 10 x 6 x 11 cm / 3.9 x 2.4 x 4.3 inch Product power: 150W Output temperature: up to 80 -100 Function: 360 free rotation; Defrosting and demisting; natural wind; Warm wind Applicable scenes: car, home, etc. Note: 1. Driver's station cigarette lighter for 8.5A, power about 100W (the current of the rear seat cigarette lighter is larger) but this product is 150W higher 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 it). 2. New energy vehicles are not recommended, if you need to use the external current limiting cable, and please ask professionals to install it.