The WINIX ZERO Compact is a small and powerful air purifier designed for any home or office environment up to 50m2. It is effective capturing Viruses, Bacteria, Fine dust (PM2,5), Pollen, Pet Dander, Smoke, Mould Spores, VOCs and Household Odours. It features a 4-Stage Air Filtration System (Fine Mesh Pre-filter, Carbon Filter, True HEPA Filter (99,97%) and WINIX PlasmaWave® Technology). Features: CADR Airflow 250 m3/h Maximum room size capacity 50 m2 PlasmaWave Technology Air Quality Particle Sensor (PM2,5) Air Quality Visual Indicator Auto mode Sleep mode 4-stage filtration 2 year warranty  ECARF certified Allergy UK certified