Making mincemeat out of your workload the completely re designed thinkpad ultra dock comes with an included thinkpad 90w ac adapter and grows your capability without growing in size the ultimate 90w docking solution the thinkpad ultra dock includes a wide range of video outputs including hdmi 14 and support for multiple external monitors so you can multi task like never before it comes with 3x usb 20 ports one of which supports always on usb charging for mobile devices therefore you c