Removes 99.2% of viruses, allergens and pollutants Perfect for allergy sufferers and the like: the air filter removes 99.2% of all viruses, pollen, other allergens such as animal hair, house dust and pollutants up to 3 μm in size from the room air Multiple filtering Powerful 4-layer filter: multi-layer filtration for room air sanitation via pre-filters, EPA (E11) and activated carbon filters with additional catalyst layer For rooms up to 52 m² For small rooms: the air purifier offers a reliable filtration result with an air purification rate of 200 m³/h and in rooms with an area of up to 52 m² Sleep mode Quiet operation (50 dB) with a sleep mode (40 dB): for uninterrupted, restful sleep and the screen turns off so the light source doesn't disturb High-quality LED touch display Easy and comfortable operation: high-quality LED touch screen with air quality, temperature and filter change indicator Air sensor for room air analysis Healthy air: The air sensor analyzes the air in the room and automatically sets the required fan speed to remove particles Optional anion function More cleaning power with the ionic air purifier: thanks to the anion treatment function, even the smallest particles will bind together in large clusters, which can be filtered more easily – for clean air