... power pack 1,Durable&safty 2,Convenient&light weight 3,UV unti-scrach surface, Low-Profile design power packDescription:t is a rechargeable backup ... light indication, Press on the button to indicate real power in battery case from 25%,50%,75%,100%7) ... your mobilephone.10)Whole set including: Universal power x1pcs,Charging cable, Connectors *7pcs( other is optional) power pack 3000mA with plastic shell