... and environmental friendly 4.Apply with all USB charging equipment universal rechargeable mobile power pack 5vProduct specification: ParameterCapacity:5000mAHReated capacity:18 ... 500 timesColour:black,White Key feature1.Piano baking finished,Double usb out put , can charge two mobile devie at ... state the power capacity 5.Mutimedia ,Apply for all usb charging mobile device,such as mobile phone,MP3,MP4, ...