Accumulator jars; batteries, electric; calculating machines; camcorders; cameras; chargers for electric batteries; cinematographic cameras; computer keyboards; computer mice; computer monitors; ear phones; electronic data loggers; fibre-optic cables; global positioning system (GPS); headphones; headsets for telephones; laptop computers; mobile phones; navigational instruments for vehicles; notebook computers; pedometers; radar apparatus; satellite navigational system, namely, a global positio...