... ,Acrylic unti-scrach surface, nice design 4,Plastic shell universal portable power bankDescription:It is a special universal power pack, which ... (Polyma Lithium-ion battery)2) Compatible with all generations Apple 4G iPhone3) Output: 5V/1000mA4) Input: 5V/1000mA5) Acrylic unti-scrach ... on the button to indicate real power in battery case from 25%,50%,75%,100%7) It is IC control, when ...