Remember those good old swings? Did you know they could generate energy if designed the right way. The Giraffe Street Lamp design by Chen Wei & Lu Yanxin shows how that would work. It harnesses kinetic energy everything you swing. It does have a backup energy source too. The solar panel hood gathers even more energy during the day. This shows how the swings of future will look like.
More gadgets like this: here
[via Yanko Design]
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