Plasmacluster Ion Technology, emitting positive and negative ions; Efficient in: killing bacteria, viruses, allergens, molds; Removing odours and static electricity; Improving skin moisture; Effective air purification thanks to 3 levels of filtration and perfect air circulation guaranteed by 20° back outlet of air; Ion shower for extra high ion density; Humidification performence: 440 ml/h; Tank capacity: 2,5 l; Available Settings 6: auto / advanced auto / max / med / low / pollen; Air Flow Angle 20°