Other FeaturesLB 44 Air humidifier,Micro-fine ultrasonic atomisation,For rooms up to approx. 25 m2,Removable water reservoir (2.8 litres) – easy to handle and fill,For room fragrancing – suitable for aroma oils,Humidification output up to 220 ml/h,Quiet: can also be used in the bedroom,Low-energy: only 20 watts,Continuously adjustable,Water filter optionally available for hard water,Automatic switch-off if tank is empty,Visible water level in tank,Includes cleaning brush,100-240V~, 50/60Hz, 20 W.