... 1. Built-in high-capacity li-ion polymer battery, 5000mah, to make sure 500 times above ... the mobile power electricityPress the buttons to check battery capacity. There is three LED button on shell ... MP3, MP4, PSP, etcPacking information1, Unit size: 11.6*7.0*1.6cm, weight, 145g2, Gift box: ... NW: 11.5KG. KOMAY Portable power pack for iPad, iPhone and other brand cell phone, 5000mah capacity, white color