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7S 24V 30A 40A 60A 18650 Li-ion Lithium Battery Protection Board Balance Inverter Power Lipo Packs BMS Batteries 2S 3S 4S 6S

Dykbcells 12S 13S 14S Smart BMS 80A 100A 120A 36V 48V 18650 Li-ion Lifepo4 Lithium Battery Protection Board Common Port Balance + Bluetooth Module Phone APP Monitor for 3.2V 3.7V Pack