![Trying to revive this old completely discharged phone battery. I tried charging each cell individually using a universal Li-Ion charger that automatically determines polarity. Now, one cell is at 550mV, the other Trying to revive this old completely discharged phone battery. I tried charging each cell individually using a universal Li-Ion charger that automatically determines polarity. Now, one cell is at 550mV, the other](https://preview.redd.it/trying-to-revive-this-old-completely-discharged-phone-v0-s5b5q1yn6vy91.jpg?auto=webp&s=d0a25c4af020bb2dfd08bcad6419f4ec13486fbe)
Trying to revive this old completely discharged phone battery. I tried charging each cell individually using a universal Li-Ion charger that automatically determines polarity. Now, one cell is at 550mV, the other
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How to Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore « Hacks, Mods & Circuitry :: Gadget Hacks
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How to Recondition Cell Phone Batteries at Home PDF eBook Download | Cell phone battery, Phone, Newest cell phones
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