... Basic SpecificationBattery TypeE702990Nominal Capacity1900mAh(@0.2C Discharge )Nominal Voltage 3.7V(@0.2C Discharge )Charging Voltage4.2V±0.5VStandard ... operation from :-20°C~+55°C3. Be charged & discharged at anytime because of non-memory.4. Environmentally compatible.5. High ... battery,Mp4 battery,Gps battery,tablet PC battery,power tool battery,medical battery,e-bike battery,high-rate battery, ...