I wanted a good rechargeable led flashlight, that would combine long battery life, and a very bright output. i could have bought one, but where is the fun in that?.... Homemade single-mode flashlight that snaps onto 9-volt battery - inspired by a famous brand of backpackers' led light. slide switch and wiring were. The most creative community for kids in the galaxy. use diy to learn new skills and keep a portfolio..
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How to make an led flashlight. all you need to power your diy version are three small aa batteries instead of that huge, heavy six-volt. plus,. Learn how to build a flashlight using energizer max d cell batteries. explore other projects and experiments at the energizer® science center.. Learn how to build your own hand cranked flashlight. diy: how to build a hand crank flashlight. an optional battery may also be incorporated if continuous.
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