This is a bracket for the DS18B20 temperature sensor (submerged version). Designed to use Hillman suction cup to stick on glass. Depending on your sensor, you may need to file/sand/drill the hole a little bigger.
https://www.lowes.com/pd/Hillman-Clear-Suction-Cup/1000037815
Printer Brand:
Creality
Rafts:
Doesn't Matter
Supports:
Yes
Resolution:
0.2
Infill:
20
Filament:
Inland PLA+Black
Notes:
Print on its side with tree support so the "U" opening is on the top.
The author marked this model as their own original creation. Imported from Thingiverse.