flexible wiring systems and components; namely, flexible branch circuits, attachment plugs, receptacles, connectors and fittings; emergency lighting unit inverter; computers for building lighting control; dimming controls and light switches for electric fixtures; dimming unit comprising cabinets, control stations and wiring for control of electric lighting fixtures and other electric loads; electronic sensing devices; namely, ultrasonic occupancy sensors and range extenders for lighting energy management; lighting control systems comprising an electric low voltage switching relay; computer software for use in the ordering and sale of electric lighting fixtures and for the design and specification of lighting systems; interactive computer programs used for lighting specification and design, job identification, pricing and quotation, order entry and status and electronic messaging; computer programs used by lighting engineers for design and specification of lighting systems; and computer programs for use in order status, inventory status, quotation of orders, will call orders and lighting calculations

electric lighting fixtures; emergency lighting fixtures; namely, battery powered lighting fixtures; electric lighting track units; and aluminum, steel and fiberglass poles for electric lighting fixtures