At the model/sku level there are feature differences between L470s. In addition to having an exceptionally clean exterior, this unit has the following distinctives and Lenovo premium extras.

Near Grade B+/A Cosmetic Condition: exceptionally clean case; keyboard and trackpad are in "like new" condition;
14" display is free of scratches, scuffs, and gouges.
Connectivity: unit includes WiFi, Gigabit ethernet port, and a Micro SIM Card tray for connecting to the Internet via cellular network. This same slot is used to access the Wide Area Network (wireless WAN) feature.
The battery cycle count is 140 which suggests that nearly 850 charging cycles, or 85% of its projected life expectancy, remains.

front-facing media card slot for data access or storage
Micro SIM Card Tray to install a micro Subscriber Identification Module (SIM) card in your
computer.