9 Data processing equipment and computers; computer software, namely, programs for design and planning of installations for security and emergency lighting, air conditioning, ventilating and heating; regulating and control devices and equipment, namely, electrical controllers for security lights and emergency lights, ballasts and starters for glow-discharge lamps, electronic transformers, connectors and plug connections for fibre optic cables; optical fibre lighting cables of glass and plastic fibres; electrical light outlets for security lights and emergency lights, optical lenses for focusing light; light emitting diodes; security lights for outdoor use and emergency warning lights, housings for outdoor security lights and emergency warning lights, screens for controlling light from outdoor security lights and emergency warning lights; electrical sockets for lamps