Specification What parts should the device have where the user must press or turn something by hand? Are there part(s) of the device that would sometimes be moved by the liser, and other times be moved automatically? C How should the moving parts of your switch work? For example, what should cause it to move one way, and what should cause it to move the other way? Use names for the different moving parts, as well as, for the other parts that will make the moving parts move or stop them from moving.