Binoculars; Inverters; Bariatric scales; Bullet-proof vests and clothing; Cellular phones; Digital door locks; Electric circuit closers; Kilometer recorders for vehicles; Loudspeakers, headphones, microphones and CD players; Magnifying glasses; Mechanical keyboards; Multi-function electronic device for use in children's rooms comprising a sound producing function, temperature gauge and also including a clock and nightlight; Multimedia projectors; Personal stereos; Smart watches