For rooms up to 48 m² Humidification output up to 550 ml/h Ultrasonic nebulizers infinitely variable, air vaporizer can be connected in 3 steps Water filter optionally available for hard water Removable 6 liter water tank Visible water level in tank Automatic switch-off if tank is empty with display function Includes illuminated control ring Includes 15 aromapads for using aroma Includes 15 anti calc pads protects against a too quickly calcification Includes cleaning brush