ITEM NAME:5S 18650 15A 21V BMS Protection PCB Board Li-Ion Lithium Battery ME Features: 88*17*3mm Charging voltage: 21 V Charge MOS pressure value: 35 V Discharge MOS pressure value: 35 V Charging current: 56 A Continuous discharge current: 15 A Over current protection: 50/55/60 A Over current protection delay: 20/25/30mS Single section since the power consumption: 30uA Single section between the power consumption: 3uA Single section over charge detection voltage: 4.18- /4.22V Over charge recovery voltage 4.05- 4.15 V Over charge detection delay: 0.5/1.0/2.0S Single section over discharge detection voltage: 2.75-2.85 V Over discharge recovery voltage: 2.90-3.20 V Over discharge detection delay: 0.5-2.0S Short / over / over current protection recovery short circuit / over discharge / over current protection after removal of load auto recovery Package included: 1 x Protection board.1 x Protection board. Single section since the power consumption: 30uA. Single section between the power consumption: 3uA. Over current protection: 50/55/60 A. Over current protection delay: 20/25/30mS.