ABOUT THIS ITEM DOUBLE HEAD FAN and 360ROTATION: Highly efficient rotating fan, remove odor quickly and efficiently with 360 degree rotation of the fan base, improve air circulation and keep the air fresh. 'air in fresh and cool vehicles. Safe Use: Install in the front of the car, which does not block your view and airbag ejection. Provides you a safe environment for driving. 3 Speed Options and Low Noise: Three wind speed options to meet different needs. The first level is soft and comfortable. The second level is a natural cool breeze and the third level is a strong breeze. Low noise when using is good for your driving and work. Energy Saving: USB car fan is low energy consumption compared to air conditioner, which is good for slowing your vehicle burnout and more environmental friendly. Multi-function: This USB car fan is suitable for many occasions. It is suitable for all types of cars, home, office, etc. It's a good way to freshen up your summer.