Air purifier protects against pollen, viruses, bacteria and tiny dust particles for healthy air and well-being. Suitable for rooms from 17 m² to 52 m² Quad filter with activated charcoal and cold catalytic converter layer The air sensor analyses the room air and automatically adjusts the fan speed to eliminate particles With the optional anion function, even the tiniest particles clump together to form large clusters which are more easily filtered out 3 cleaning levels Dimensions (W x H x D): 330 x 600 x 200 mm Display: Filter change indicator, air quality, particle PM 2.5, temperature Air purification rate: approx. 200m³/h Noise level: 30 - 40 dB