Features 1、SOLAR POWERED: Car exhaust fan is powered by solar energy, no need for additional power supply, environmentally friendly, energy saving, save energy costs, easy to operate, no need to worry about battery problems. 2、CAR AIR CIRCULATION: Car solar exhaust fan has a strong exhaust function, which can circulate the air inside the car, expel odor and heat, keep the air inside the car freshing and comfortable. 3、MULTIFUNCTIONAL USE: Car solar cooling fan can not only be used in the car, but can also be placed in other places that need ventilation, such as office, home, etc., to realize air circulation and enhance comfort. 4、SILENT DESIGN: Car solar ventilation fan adopts silent technology, low noise when working, won't affect driving or working, providing a quiet and comfortable using environment. 5、AIR PURIFICATION: In addition to exhaust function, Car window vent fan also has the function of air purification, which helps to remove dust, odor and other harmful gases, improve the quality of air inside the car, and protect driving health. Specifications Item Type: Car Solar Exhaust Fan Product Material: ABS Size: Approx. 230x125x60mm / 9.1x4.9x2.4in Gross Weight: 815g/1.8lb Package List 1 x Car Exhaust Fan 1 x Adhesive Strip 1 x Power Cord 1 x English Manual