Attach to a flat surface with one strip of 3M Command Adhesive, large size.
If you know what Hemoccult is, you know why you need this. If you don't, your day will be better if you don't look it up.
Tested for 1 year in 24/7 emergency department use.
Print settings: 2-3 walls, 20% infill
The author marked this model as their own original creation.