The ThinkPad Thunderbolt 3 Dock (40AC) is a pioneering, 13-port docking solution powered by Intel Thunderbolt technology. Now, you can connect and rapidly charge like never before via a USB Type-C port all while experiencing complete control of your workstation and essential accessories. The dock not only lets you transfer data at lightning-fast speeds, but also gives you the option to display and share your files in vibrant 4K resolution. Having your most productive and innovative workstation to date is as simple as connecting your system to the dock.