... single battery cells3, Pollution-free4, Long cycle life5, No memory effect6, Capacity, resistance, Voltage, platform time consistency is good7, With short ... current 1C to 4.2 V, then charge with constant voltage 4.2V till charge current is less than ... 3.7~4.2VCell Weight (Approx)25gCell Dimension (Max)according to customer demand High quality 3.7V 18650 battery 2400mAh 18650 protected li-ion battery ...