Auto Solar Ventilating Fan for CarIt can help to eliminate the peculiar smell produced by the leather cushions of a new car, the smell of sweat on the steering wheel and buttons, the smell of second hand smoke and the toxic gases emitted by cars. It can keep air fresh inside the cars and provide you and your family with a healthy and comfortable environment. [Easy to Install] First, hang the exhaust fan vent on the auto door glass. Second, make solar penal toward the sun. And then