JBD Smart BMS Same Port Balance 36V 48V 60V + Bluetooth 10S-17S 40A-80A Li-ion

JBD Smart BMS 3S-4S 12V 20A 30A 50A 80A Lifepo4 Battery w/ Balance BT UART RS485. 10S-17S Li-ion JBD SMRAT BMS(Built-in Bluetooth). Model: JBD BMS Smart BMS- SP17S005. 12V 3S 40A BMS Li-ion Battery Case Holder for 18650 Power Wall Indicator Display.