2600mah Portable External Power Bank Battery Charger for iPhone 4 4s 5 Samsung I9300 I9500 Mega HTC with LCD blue Only 2600mah ll this item is a spare battery and the capacity is small, with different capacities phone, the effect is not the same. This item is used in some high-capacity or high-profile smart phone, and it is not 100% full charge Compatible with all mobile phones charged by USB port When using, iphone users need to use your own USB data cable, thank