Question about Amazon Kindle Voyage

There are 8 font sizes: Directly viewable and selectable on screen:
Indications in mm: 2.0 / 2.5/ 2.8/ 3.0/ 3.5/ 4.0/ 6.0/ 9.0

In addition, you can set 7 fonts.
- Publisher font
- Baskerville
- Caecilia
- Caecilia condensed
- Futura
- Helvetica
- Palatino
If you are an Amazon customer. It is the best reader I know. Better and more compact than the latest Paperwhite.
However, also the most expensive and with super scrolling function at the edge of the screen.