Compatible with 1/2/3/4 AA, AAA, C, D Ni-MH Ni-CD rechargeable batteries and 1/2 9V Ni-MH Ni ... circuit protection ,with non-rechargeable/bad cell detection.

[Jay Kickliter] built his own coin cell battery recharger. This won’t work on the vast majority of coin cells as they are manufactured as disposable parts. But there are rechargeable options out ...

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