... using WiFi transmission, can be Iphone ,IPAD,smart phone,computer,Notebook computer,tablet PC Capacity expansion2,USB 3.0 Interface to improve ... 5 devives 5, 3000 milliamperes of battery, can be used for 5-8 hours. Technical parameters: prodcut name:WIFI ... Micro USB3.0MaterialHigh quality plasticFOR:Iphone ,IPAD,smart phone,computer,Notebook computer,tablet PCSuitable for hard disk:2.5inch hard disk, ...