Beurer LW 230 The all-rounder humidifies your room air by cold evaporation and additionally cleans by air washing. The Silver Ion Pads prevent the development of bacteria, fungi and algae in the water, so that no chemical liquids need to be added.Features:-Air humidification by cold evaporation: energy-saving and self-regulating-Air cleaning by air washing: water washes house dust, pollen, animal hair, odours out of the air-With water level sensor, water level indicator and safety shut-off when the tank is empty-Integrated air cleaner-Integrated humidifier-water tank content (l): 7.25-Nearly noiseless operation-Blue LCD display-Humidification performance self-regulating-Night operation on stage 1 or 2-components easy to dismantle-3 stage disc pack and water tray-Dishwasher-safe use with timer possible-Incl. Silver Ion Pads - Prevents the development of bacteria, fungi and algae in the water No addition of chemical liquids necessary.