Camcorders; Cameras; DVD players; Dynamometers; Electric and electronic video surveillance installations; Galvanometers; Global positioning system (GPS) apparatus; Headphones; Slide projectors; Solar batteries; Theft alarms; Video baby monitors; Voltmeters; Computer peripheral devices; Electronic collars to train animals; Navigation apparatus for vehicles; Portable media players; Rechargeable batteries; Transparency projection apparatus; Vehicle radios; Voltage stabilizing power supply