Fast Purification Large Coverage Purifies a standard room in 7 minutes with a 400 mh CADR and covers up to 516 sq. ft., ideal for large spaces like living rooms and bedrooms. Certified Allergy Protection World's First TUV Allergy Care certified air purifier, guaranteeing high-quality filtration and allergen control, trusted by consumers for its safety and effectiveness. Triple Layer Filtration 360 Air Intake Features primary, True HEPA, and activated carbon filters, capturing 99.99 of 0.1m particles, with 360 all-around air intake for optimal purification. Negative Ion Air Freshening Neutralizes airborne pollutants like dust and pollen through negative ionization, maintaining fresher indoor air quality. Smart Energy-Efficient Control Monitor and control via the Xiaomi Home app, with real-time air quality data on the LED display. Energy-efficient operation requires only 0.8kWh per day.