basic electrical components used in electrical circuits, namely, [ electrical signaling apparatus, ] electrical solenoid valves, ignition devices, rotative keys, [ magnets and ] pressostates on rocker [ and push-button ] switches, [ panel indicators, toggle switches with plastic toggles, toggle switches with metal toggles, miniature push-button switches, ] fuse holders for panel mounting, and rotary switches; and devices used for illumination, namely, electric light switches, or motion-sensit...