This is a relatively simpple designed Skadis Display Holder for an iDotMatrix 64x64 Programmable Pixel Art Display like this:
https://de.aliexpress.com/item/1005007669717943.html
I printed mine with a 0.6mm nozzle in 0.2mm resolution on my Ender 3 S1 Plus in PLA.
It is recommended to print it in this position, with tree support active:
The author marked this model as their own original creation.