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14.4v 14.8v 4 string PCB 20A Balance IC Protection Board BMS DIY 16.8v 18650 21700 26650 Lithium Battery pack

USD 6.95USD 7.99

14.4v 14.8v 4 string PCB 20A Balance IC Protection Board BMS DIY 16.8v 18650 21700 26650 Lithium Battery pack

Description
Specification
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