Just a simple heat warning sign which can be put on hot surfaces e.g. hot plates or any other heater to get a visual indicator for the temperature.
Print in colour changing filament like:
https://www.amazon.com/Changing-Temperature-Filament-Dimensional-CC3D/dp/B074T8TGL5
Do NOT use over 70 degree Celsius.
Enjoy.
The author marked this model as their own original creation. Imported from Thingiverse.