This model has some electronic part that need to be added to it
List of parts:
Mini-Rectangle-Rocker-Switch-Miniature
Power-White-3000K-LEDs
3V-Light-emitting-Indicator-Decoration
2x1-5V-Battery-Soltx1-5V-Storage
Electronic-Internal-Wiring-red-black
The picture have the internal wiring in them and how it goes together.
All setting in the 3mf work the print but the lithophane looks better when set to finer layers