Garmin GPSMAP 65 Schnellstartanleitung Seite 66

E-label description
Viewing Device Information
You can view device information, such as the E-label, unit ID, software version,
regulatory information and license agreement:
Turn on the device and you should see the home screen.
Step 1, Press MENU button twice to enter Main Menu.
Step 2, Select Setup.
Step 3, Scroll page and select About.
You will find this in the About page: