Features:Purify airRemove smell and the fetid odor inside car, keep it well-ventilated. Heat dissipationMake you feel cool when enter into the car, especially for the hot weather. Protect your car appliance or furniture from corrosion or damage due to high temperature inside car, prolong its lifespan.Easy to installJust clip it on your car side window and stuck rubber strip into the window top edge.Solar energy Powered by solar power, working as it is under the sun light, with only 0.2W, low consumption.Notes:1. No rechargeable battery built in, can't be charged in the sun repeatedly.2. Kindly note that your car window may not be closed tightly if there is anti-pinch installed already. We suggest putting some glue into the rubber strip to fix it and the air vent fan, or if you have other ways to fix that would be great.3. Please remove it before starting your car as it may obscure your vision, designed for use in parked cars only.4. It doesn't work on dark tinted windows or rainy days.5. It was designed for ventilation and doesn't have strong wind speed to be a real fan to cool your car quickly.6. It works only under the sun light(If the sun light is weak, it may not work), please choose the window which receives the most sunlight.Specifications:

TypeAuto Air VentMaterialPlastic + Monocrystalline siliconQuantity1pcItem ColorBlackPower SupplySolarPower0.2WSize15*11*6cm/5.9*4.3*2.4"(L*W*H)Strip LengthApprox. 79cm/31.1"Net Weight0.273kg/9.6ozPackage1*Car air vent1*Strip1*User manual in English1*Package box