pecification: Battery Type: Lithium Ion Nominal Voltage :3.7V Maximum Charge Voltage: 4.2V Discharge Cut-off Voltage :2.8V Typical Capacity: 85m Ah Minimum Capacity: 70m Ah Standard Charge current: 17m A Standard Discharge current :17m A Maximum charging current :68m A Maximum discharging current :160m A Dimesions: 10 (D)*14.8 (H) mm Weight: 3.1g Operating Temperature: 0℃ to 45℃ (Charging) -20℃ to 60℃ (Discharging) Storage Temperature : Within 1 year -20℃ to 35℃ Within 6 months -20℃ to 40℃ Within 1 month -20℃ to 45℃ Package included: 1 x GP 1015L 3.7V 85m Ah Cylindrical Lithium ion Battery