Amazon.com: New 45w Adapter Fit for Lenovo 45W Watt USB Type-C AC Adapter Chromebook C330 300e 100e 500e N23 Yoga, ThinkPad T480 T480s T580 Chromebook 2nd Gen MTK AST Type-C Laptop Power
ThinkPad Universal USB-C Dock - Overview and Service Parts - Lenovo Support US