power pack 1,Durable&safty 2,Convenient&light weight 3,UV unti-scrach surface, Low-Profile design power ... the battery life of the iPhone alone; all in an ultra-thin, light-weight, low-profile design.Specification:1) Battery capacity: 3000mA ... /1000mA5) UV unti-scrach surface, Low-Profile design6) Four Led light indication, Press on the button to indicate real power in ...