9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking, supervision, life-saving, safety, life-saving apparatus and instruments, namely, ethernet controllers, power controllers, electrical controllers, photocells, racons; apparatus and instruments for generating, conducting, distributing, transforming, storing, regulating and controlling electric current; data processing equipment, namely, couplers and computers; computer software for data processing; light emitting diodes being LEDs; fog horns; radar apparatus; radar detectors; radar receivers; radar beacons; light meters; sight meters; fog detectors; luminous markings and alerts for safety purposes, namely, safety beacons; flashing or constant safety lamps; windsocks for indicating wind direction and wind force; solar cells; photovoltaic equipment and installations for generating solar electricity; luminous beacons; electricity control panels; control panels for lighting installations; control equipment and control systems for lighting systems and safety systems; signal lights; explosion-proof measuring equipment for measuring radioactivity, measuring distance; infrared, radar, and seismic detectors; luminous safety beacons, radars, signaling buoys, being non-explosive fog signals; marking buoys, solar cells and electric control panels; electrotechnical and electronic control and control equipment, namely, visibility meters suitable and certified for rooms with gas explosion risk; luminous helideck markings for safety purposes, namely, luminous signs and luminous beacons; luminous helideck "H" markings for safety purposes, namely, luminous signs and luminous beacons; modular luminous panels for marking landing platforms for safety purposes; lighting for the beacon of offshore wind turbines, wind turbine parks, oil and gas platforms for safety purposes