> For the complete documentation index, see [llms.txt](https://docs.auterion.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.auterion.com/vehicle-operation/remote-controllers/skynav/skynav-appendix-4.md).

# Unit Serial Number

Your Skynav serial number can be found on the back of the unit, right below the model number and it is also located underneath the battery.