The file 'All In One Albert Einstein Bust With Secret Switch 3D Printer Model' is (stl) file type, size is 1.3MB.
you can print this and put a secret button in it then you can you a raspberry pi or arduino ect. to program it to do thing like to turn on a light open a box ect.
Exquisite_Trug_3.stl | 2.9MB |