The Philips HU4803 / 01 Humidifier provides a healthy humidification without Dunsbildung Thanks to the integrated nano cloud technology. In the first stage, the absorbent Filer larger particles detected during suction of dry air. In the second stage, the air is humidified by the addition of water molecules. In the third and last stage of clean air is blown out of the device. The distribution of the moist air is very evenly. One can make HU4803 / 01 humidifier multiple settings at Philips. First, you can choose humidity between 40, 50 and 60 percent, then you can set the duration using the timer in which the device is to humidify the air and you can choose between low, normal or high humidification. The Philips HU4803 / 01 humidifier has two different modes that can be adjusted as needed. In automatic mode, the humidity is monitored with a digital sensor and one as required by the humidifier on or off so you have a consistent humidity level. The sleep mode is particularly suitable for the night, because the device is in operation and with minimal noise except the speedometer all displays are off.