I want a light switch/button for my home theater, and I intend to 3d print that. I am also working on a front door bell panel (with camera, LCD, etc) that will

I want a light switch/button for my home theater, and I intend to 3d print that. I am also working on a front door bell panel (with camera, LCD, etc) that will probably be printed. The guy I know with a printer has used it primarily for making toys and gifts, but he also needs the occasional custom camera mount, e.g. for sticking 2 tiny cameras on a model plane.