The Lenovo USB-C Dock (40B5) - A Smarter Way to Work. This advanced, Windows OS compatible one-cable docking solution lets you work smarter, not harder. It comes with a vast array of ports, next-gen plug and play functionality, and rapid charging capabilities (up to 100W for most USB-C notebooks). Smart enough to install critical firmware updates automatically, it is ideal for any mixed-PC environment and home office setting, and gives you the freedom and power to do more. The 90-watt power adapter charges ThinkPad and other USB-C notebooks up to 65 watts.