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Tinker and Despair

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   1 DIY 3.3 V Power Bank from Reused Lithium Cells #shorts #diy

   Tinker and Despair 4 people · 7 months · since Aug 2023

   Shared as an example of a small 3.3 V supply made from a salvaged vape battery and a TP4056 charging board, for low-power microcontroller projects.