The compact air cleaner consists of a dacron prefilter and a proven HEPA filter that removes the most common allergens. The three stage adjustable fan with a high air-circulation of 180 cubic metres per hour enables a fast air exchange in rooms up to 21metres squared. This home purifier is most effective for pollen, particulate matter, dust mite residues, mould spores, bacteria, viruses, house dust, pet allergens, cigarette smoke, and simple to medium smells. The fully automatic device is suitable for a pleasantly quiet operation too. Please note that the product is supplier with a European 2-pin plug as standard, adaptor plug will be supplied with the product free of charge