Computers; Eyewear; Pedometers; Teleprinters; Verniers; Batteries, electric; Cables, electric; Computer memory devices; Data processing apparatus; Digital to analog converters (DACs); Downloadable computer game programmes; Downloadable computer software, namely, software development tools for the creation of mobile internet applications and client interfaces; Global positioning system (GPS) apparatus; Internet servers; Magic lanterns; Radar apparatus; Rotating lights; Safety goggles; Vehicle radios; Wireless communication devices for voice, data or image transmission