9 Recorded content, namely, e-books featuring business information recorded on computer media; safety, security, protection and signaling devices, devices, namely, traffic-light apparatus; information technology and audio-visual multimedia and photographic devices, namely, cameras, audio headphones and audio-video receivers; optical glasses; contrast correcting enhancement filters for electronic display readout windows; navigation, guidance, tracking, targeting and mapmaking devices, namely, GPS navigation device; scientific and laboratory devices for treatment using electricity, namely, sensing and signaling devices for measurement and quality control of materials processing by laser; educational apparatus and simulators, namely, calculators and calculating machines; scientific, research and laboratory apparatus, namely, computing devices for analysis and research; diving equipment, namely, goggles, helmets, gloves, suits and diving masks; measuring, detecting and monitoring instruments, indicators and controllers, namely, monitor signal amplifiers, infrared detection apparatus and indicator lights for circuit boards; magnets, magnetizers and demagnetizers; apparatus, instruments and cables for electricity, namely, electric connectors cables sockets and transformers