Amazon.com: Lenovo Thinkpad T440 Ultrabook 14in HD LED-backlit High Performance Business Notebook, Intel Core i5-4300U up to 2.9GHz, 8GB RAM, 128GB SSD, USB 3.0, Windows 10 Professional (Renewed) : Electronics
ThinkPad T440, T440s, T450, T450s - Hard Disk Drive and Solid State Drive Replacement - YouTube
Amazon.com: Lenovo ThinkPad T440 14" Notebook PC - Intel Core i5-4300u 1.90GHz 4GB Windows 10 Professional (128GB SSD) : Electronics