... high capacity rechargeable Li-Polymer battery . 2) 20000mAh capability, powerful with long operation time Product Features:1) High ... iPad, iPod and mobile phones.3) Built-in 20000mAh high capacity rechargeable Li-Polymer battery .4) 20000mAh capability, powerful with ... long operation time.5) be compatible with Nokia, iPhone, iPad, MP3, MP4, and other mobile ...