18650 lithium battery overcharge, overdischarge, overcurrent, short circuit charging protection board module 1 2 3 4 strings 3 7 12V 3A

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Color Classification:: 3 7V lithium battery protection board single section double MOS 3 7V protection board 2 strings 7 4V lithium battery protection board single string 18650 3 7V lithium battery protection board 3 strings 11

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