Specifications: Type: Auto Air Vent Material: Plastic + Monocrystalline silicon Quantity: 1pc Item Color: Black Power Supply: Solar Size: 15*11*6cm/5.9*4.3*2.4&quot;(L*W*H) Strip Length: Approx. 79cm/31.1&quot; 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. It doesn't work on dark tinted windows or rainy days. 4. It was designed for ventilation and doesn't have strong wind speed to be a real fan to cool your car quickly. 5. 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.&nbsp;*** Please Read Before Ordering: *** To keep the price lower for you we ship economy shipping. Depending on where you live economy shipping on average can take 6 to 14 days. A USPS shipping partner picks the item up and delivers it to the nearest major USPS distribution center near you. The tracking will not show updates until the item reaches the USPS distribution center. Tracking will show: Arrived Shipping Partner Facility; USPS Awaiting Item The tracking will update once the shipping partner delivers the item to the USPS distribution center near you. Please keep this in mind when ordering. Notes: 1.There is 2-3% difference according to manual measurement. 2.Please note that slight color difference should be acceptable due to the light and screen.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

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