and of course, quality seller thank! i, negative feedback reading about it comes with diffuser supposedly сколами, заказывала cautiously. single without scratches diffuser my (see photo)! it only наливаю (!) distilled water. since the previous, me прослуживший faith true and year убила налив tap water in it. room 14 square aroma filled with window and door closed after half an hour m essential oil. really diffuser ultrasonic therapeutic effect (as the essential oil, natural)!