Lenovo Thinkpad Universal Usb-c Dock - 3840 X 2160 Resolution - 3 Displays Supported - 1 X Hdmi Ports & 2 X Displayports : Target
Amazon.com: USB C to Dual HDMI Adapter, Dual Monitors Adapter USB C Adapter USB C Hub with 2 HDMI Docking Station 4K @60hz for Laptop HP Dell Surface Lenovo Thinkpad Chromebook :
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For Lenovo ThinkPad l440 6FT/1.8M Mini DP Display Port Thunderbolt to – Hellfire Trading
Is your ThinkPad's USB-C port not working? Upgrade its firmware. - CNET