Reclaiming the 3.7V 18650’s from a dead 18V battery pack – part 1

Note: The electronics in these things commonly monitor the individual cells and for this one (from top) cells 2 & 5 are not being charged correctly. The batteries should come up OK with individual charging.

Cells 2 & 5 are reading very low. I have already charged cell 2 and it’s come up to full voltage with current set to 350mA.

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