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{The Best} Altoids Tin LED Flashlight

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Step 3: Adding a Switch

Solder a short piece of wire to the positive lead of your LED set-up. Use heat-shrink to seal the deal. Now solder that wire to one of the leads on your switch. You might want to use heat shrink or electrical tape around the connection between the wire and the switch to ensure it doesn't touch the other lead of the switch.
 
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