Air-conditioning, air cooling and ventilation apparatus and instruments; Ceiling fans; Ceiling fans with integrated lights; Electric fans; Electric fans for air-conditioning; Electric fans for household purposes; Electric fans for personal use; Extractor hoods for kitchens; Humidifiers; Portable electric fans; Roof fans; USB-powered desktop fans; Ventilating exhaust fans; Ventilating fans for commercial and industrial use; Ventilation hoods