Gianfranco Barzanti

Gianfranco Barzanti

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Gianfranco Barzanti
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blog di cucina, ricette, creatività

blog di cucina, ricette, creatività

DIY Arduino Battery Capacity Tester - V1.0

[ Play Video ]I have salvaged so many old lap-top batteries ( 18650 ) to reuse them in my solar projects.It is very difficult to identify the good cells in battery.