Inline Cord Light Switch  Power Cable Switch Box
Free     Thingiverse     guppyk

In-line Cord Light Switch / Power Cable Switch Box

Just a small simple and easy to print inline power switch for power cords etc including USB cables eg for desk lamps or anything else you can think of ...

similar models —

In-line Cord Light Switch / Power Cable Switch Box alternatives
Switch Box
Fagge
Light switch mount
Alberto Nidasio