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Darrell Aldrich’s smart ideaof overlapping segments digital clock,
https://www.youtube.com/watch?v=Ol5JYbCdf2A
is used to make the digits relatively larger than formerRotary Digital Clock.

Instead of painting segments, printed part is just sticked to the rotor.

Necessary parts
- ESP32 based micro computer
- 28BYJ-48 geared stepper motor and driver circuit comes with
- Several 2x8mm tapping screws
- Wire, soldering iron, lubricants such as silicone oil
- Double sided adhesive tapes or superglue”

Link to article