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3S 4S 5S 100A 12V 16.8V 21V PCM BMS battery protection board w/ Balance for 18650 lithium Li-ion LiPO Polymer battery 3.7V

USD 9.17USD 10.19

3S 4S 5S 100A 12V 16.8V 21V PCM BMS battery protection board w/ Balance for 18650 lithium Li-ion LiPO Polymer battery 3.7V

Description
Specification
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