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Koolcap with Pivoting Fan

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Super Cool Physics Toys

Here is a cap that helps you stay cooler in the summer. The Koolcap has a fan that pivots 360-degrees. It runs on a 9v battery for up to 5 hours. It doesn’t make a whole lot of noise but helps you get through tough warm days.

More gadgets like this: here

Like what you see? You can back this project on Kickstarter. These are expected to ship in June.

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