... 17650, 17670, 18670, 123A Li-ion battery charger 2.Power ... :Battery Specifications:2400mAh 3.7V 18650 Li-ion rechargeable BatteryNo memory effect, recharge ... charging modeCan charge flat or round Li-ion BatteryLow voltage stabilizeThis charger ... , 17650, 17670, 18670, 123A Li-ion batteryEnsure battery is fully chargedBattery ... , 17650, 17670, 18670, 123A Li-ion battery charger UltraFire 3.7V Rechargeable ...