Solar power: the fan use solar energy to convert energy, turn the fan quickly, environmentally friendly. Cool down your car: automatic solar fan is a ventilator that cools your car in hot weather. The vent is designed to be fixed on the top of the car side window ; hot air is sucked in from the inside to help cool the interior of the car. Easy installation: the solar fan is easy to install, only takes a few seconds to install, and fix all , place the automatic fan vent on the top of the window. Three speeds: 3 settings-low/medium/high speed are provided and you can choose one according to your preference, easy to control. Premium material: the solar powered fan is made of quality ABS plastic material, waterproof, high strength, strong and , which has a long service life. Color: As Shown Material: ABS Package Contents: 1 x Car Solar Exhaust Fan