Toothbrush Stand:
Electric_toothbrush_holder_single.stl
Electric_toothbrush_holder_double.stl
Toothbrush wall mount:
toothbrush wall mount x1.stl
toothbrush wall mount x2.stl
Drill two holes on the back of the mount and mounted on the wall with 2 screws OR stick it on the wall with some 3M Command Strips
The author hasn't provided the model origin yet.