Specifications: ^Cell type:Li-poly mer battery ^Input:DC 5V 500mAh ^Output:DC 5V 500mAh ^Capacity:2000mAh ^Product Dimension:126*63*16mm ^Product Weight:65g ^Standby Time:Up to 230 Hours ^Talk Time:Up tp6.5 Hours on 3G Network / Up to 10 Hours on 2G Network ^Internet Use:Up to 5.5 Hours on 3G / Up to 8 Hours on Wi-fi ^Audio Play:Up to 30 Hours ^Vidio Play:Up to 8 Hours Using Tips: 1.Do not place battery in fire or other excessively hot environments. 2.Be cautious of excessive drops,bumps,abrasions or other impacts to this battery. 3.Do not disassemble this battery or attempt to repair or modify it in any manner. 4.All batteries have gone through quality assurance inspection.If you find that you battery is excessively hot,deformed,abraded,cut,emitting odor,experiencing or demonstrating an abnormal phenomenon,immediately stop all battery use and contact us. Package include: ^Battery Case ^USB-micro USB Cable ^User Manual Why Buy from Us: > 7*24 Tech. Support! > 12 Months Warranty! > More considerate services! > More reliable quality products! > Delivery reliable,optimal performance! >Greenery advocate quality is the last word!