Introduction I love LED graffiti, but I don't like the idea that the batteries die after a short time, after which point it becomes just more junk. Solar garden lights (normally used to adorn a path) are simple devices which use solar panels to charge a rechargeable battery in the day, then th...By: deadinsect
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Source: http://www.instructables.com/id/solar-LED-underwater-graffiti-creatures/
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