Air conditioning and central heating systems help to create dry air in your home environment. Dyson humidifiers precisely monitor temperature and humidity, to maintain a hygienic room. They automatically hydrate the air in your home environment evenly and hygienically exposing every drop of water in its tank to an Ultraviolet light. This three minute treatment cycle kills 99.9% of bacteria in the water before any moisture leaves the machine. The Dyson humidifier hydrates air evenly, hygienically and quietly, projecting hydrated mist throughout the whole room and creating a more comfortable home. Suitable for room size 16m. 9 hour timer. Warm mist humidification. 3 L water tank. Visible water level. Auto shut-off. 10 speed settings. Variable control. Quiet operation. Size H58, W24, D22cm. Manufacturers 2 year parts and labour guarantee.