Amazfit - The all-new Amazfit GTS 2 mini features over 30 Always-on Displays that match your favorite watch faces, so that you're always in-style and able to see the display you like.
How to change watch face on AMAZFIT GTS 3? - HardReset.info
how to get amazfit GTS 2 like digital watch faces for GTS 1 : r/amazfit