9 Control apparatus for controlling and operating lighting apparatus and lighting systems; downloadable computer software programs for controlling and operating lighting apparatus and lighting systems; recorded computer software programs for controlling and operating lighting apparatus and lighting systems; electronic lighting control systems; electric converters; lighting ballasts; electric sensors; electric detectors, namely, light detectors and motion detectors; electric power unit in the nature of transformers; electric switches; electric sockets; electric light dimmers; light dimmers; structural and replacement parts of the aforesaid goods.