Reuse Old Batteries As A Power Bank

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Reuse Old Batteries As A Power Bank, Solder to the power board: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Reuse Old Batteries As A Power Bank, Solder to the power board: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Solder to the power board

Solder the anode of the battery to the anode of the power board.
Solder the cathode of the battery to the cathode of the power board.

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