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A project log for Coin Battery Shield for D1 Mini

Small battery for your ESP8266 devices.

de∫hipude∫hipu 07/18/2019 at 20:560 Comments

Some additional battery holders came today, so I soldered a couple of more shields and put them on sale on Tindie. In the process I ran out of the charging chips, so I will make more when those arrive.

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