The st7cu35122 usb charging station lets you set up an external 7 port dedicated usb charging station for your tablets smartphones and other mobile devices the usb charge station is a standalone device that provides 5 x 1a and 2 x 2a usb charging ports enabling you to charge multiple usb devices simultaneously support for usb battery charging specification 12 lets you charge most mobile devices including the apple iphone ipad microsoft surface samsung galaxy tab and more consolidating your usb d