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2S 20A 7.4V 8.4V 18650 Lithium Battery Protection Board BMS Board Standard Balance Version for 3.7V 4.2V Polymer Lithium Battery

USD 0.75USD 0.92

2S 20A 7.4V 8.4V 18650 Lithium Battery Protection Board BMS Board Standard Balance Version for 3.7V 4.2V Polymer Lithium Battery

Description
Specification
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