2500mah portable power supply 1.universal for phone,pad,PSP,camera etc 2.small size,portable 3. ... and battery to protect IC. Built-in fully voltage identification clip, it can automatically identify a variety of digital products, voltage ... , iPod, DV and other digital items.compatible range Pakcing accessoriesColor for optionpacking box 2500mah portable power supply for iphone ,ipad outdoor charging