1 x 72cm Rubber Strip1 x Car Fan1 x User ManualFeatures: Auto Cool uses sunlight to keep the air in your car clean while you are away. When you return to your car, you will find it comfortable. How it works - Auto Fan is a solar-powered fan that keeps the air in your car clean. No batteries needed. The solar panels on the outside collect and use sunlight to power the fan located on the inside. The fan in Auto Fan circulates the air inside and outside your car. Great eco-friendly product SaveIt can reduce the use of air conditioning. Easy to install and portable, solar-powered and no batteries needed. Fits all car windows.Specifications:Material: ABSColor: BlackSize: 15*6*11CM (L*W*H)Strip length: 72CMPackage contents:1 x 72cm Rubber Strip1 x Car Fan1 x User ManualInstallation instructions:1. Roll down the front rear window of your car about 4-5 inches. It is important to choose the window that gets the most sunlight.2. Attach the vent cooler deluxe to the window. Place the auto vent cooler deluxe in the center of the window and make sure the fan is located on the inside of the vehicle.3. Then attach the weather stripping to both ends of the auto vent cooler deluxe. Start by sliding the rubber seal onto the bottom of the window and work your way up to the auto vent cooler deluxe. When you reach the auto vent cooler deluxe, cut the rubber seal with household scissors. Slide the remaining weather stripping onto the opposite side of the window and work your way to the auto vent cooler deluxe. When you reach the auto vent cooler deluxe, cut off any excess weather stripping you may have.4. Slowly raise the window.