三星圆柱形18650电芯型号容量mAh直径x高(mm)重量(g)电压(V)ICR18650-22220018.25x65463.71:NominalVoltage:0.2C,2.75Vcut-off:AverageDischargeVoltage.2:NominalCapacity:0.2C,2.75Vcut-off:AverageDischargeCapacity.3:OuterDimension/Weight:withtubes.4:Dimensions:Maximumvalueoffullchargedat25 C.标称容量:2200mAh标称电压:3.7V充电方式:恒压-恒流（4.2V）最大充电电流:1CmA(2200mA)最大放电电流:2CmA(4400mA)放电温度:-20 C~+60 C密度值:493Wh/I,189Wh/kg充电时间:3hrs(标准)or2.5hrs(快速)