... *86mm 3. 4.2kg, Max.20A current 4.2 year warranty 5.with Al alloy case, Charger&BMS 36V Li-ion battery pack ... , Voltage, platform time consistency is good6, Simplifying battery management system (BMS) and battery charger7, With short-circuit production function, safe and ... miners lamp8. Small medical equipment and portable equipment 36V Li-ion battery pack used for electric bicycle with Al alloy case, ...