Panasonic NCR18650G1NCR18650G1 Panasonic Lithium Ion 3450mAh High Capacity Cylindrical BatteryUsage and Composition Cellular and mobile phones, PDAs, notebook computers, MP3 players, military Lithium Ion (LiIon) Cylindrical Battery Specifications Voltage 3.6V Watt Hour 12.4Wh Nomial Capacity 3.45Ah Typical Capacity 3.55Ah Maximum Continuous Discharge Current 6.9A Physical Dimensions Size 18650 Width 18.5mm Height 65.3mm Weight 47.5g