Use the following PowerShell command to pull the System SKU information: gwmi -namespace root\wmi -class MS_SystemInformation | select SystemSKU
Surface 3 LTE outside of North America and Y!mobile in Japan Use the System SKU name whenever you need to differentiate between devices with the same System Model name, such as Surface Pro and Surface Pro with LTE Advanced. System Model and System SKU are variables that are stored in the System Management BIOS (SMBIOS) tables in the UEFI layer of Surface devices. This document provides a reference that can be used for various IT tasks such as registering Surface devices with Windows Autopilot or verifying the machine state of a specific device with PowerShell or WMI.