I decided to do this project because I wanted a small but vary bright flashlight, so that I could use to use up all the old smoke detector 9V batterys. I change them every New year so I have a good supply of half dead batterys. This is what I came up with 3 white LEDs a chunk of pc board and a top to a 9V battery and some hot glue and some solder.
Expert Council Q&A for 4-25-24 – Epi-3486
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Today on The Survival Podcast the expert council answers your questions on
the money printing, diet, AWD vehicles, electronics, investing, a social
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14 hours ago