Air purifiers; Humidifiers; Dehumidifiers; Electric night lights incorporating fragrance diffusers; Electric fans; Electric space heaters; Air deodorizing apparatus; Air cooling apparatus; Electric air driers; Electric air heaters; Air filtering installations; Air conditioners for vehicles; Hair dryers; Air-conditioning apparatus; Germicidal lamps for purifying air; Air sterilizers; Thermo-pots, electric; Smart refrigerators