Earphones; Eyeglasses; Smartwatches; Switchgears; Audio equalizer apparatus; Digital projectors; Electric door bells; Electric locks; Electrical outlets; Fire-extinguishing apparatus; Fire detectors; Gun scopes; Mobile phone chargers; Multi-function electronic device for use in children's rooms comprising a sound producing function, temperature gauge and also including a clock and nightlight; Photographic cameras; Radio sets; Safety equipment, namely, beacon lights; Sound projectors; Surveyin...