Printed with Prusament PETG Jet Black 0.3mm support is required on the front piece.
Based on the design of DIY Machines youtube: https://www.youtube.com/watch?v=QWaVYCVoqbc
Items required:
Wemos d1 mini: https://www.aliexpress.com/item/1005004005586872.html?spm=a2g0o.order_list.0.0.21ef1802IAOhL8
Max7129 Dot Matrix Module: https://www.aliexpress.com/item/4001131640516.html?spm=a2g0o.order_list.0.0.21ef1802IAOhL8
Font file: https://www.dafont.com/pixelmix.font
I included a config file for ESPhome as well.
The author hasn't provided the model origin yet.