... 4400mah Portable Mobile Battery With LED,Micro Interface and USB parametercapacity4400mahReated capacity18.5whOutput voltage5.0Input voltage5.0VMin charging ... mobile power bank Key feature:1. Piano baking finished, USB output, can charge two mobile device at the same ... 4400mah Portable Mobile Battery With LED,Micro Interface and USB For Degital Camera, PDA, PSP MP3, MP4 Ipad Ipod DV etc ...