Description
Xiaomi Mi Smart Air Purifier 4
Smart home air purifier with integrated filtration, app and voice control, and quiet operation.
Filtration and certification
- TÜV Rheinland Allergy Care certified: Designed to filter allergens, pet hair, dust, smoke, and similar particles.
- Integrated filter: Electrostatic and activated carbon filter; removes at least 99.97% of allergens.
Performance
- Speed: Cleans a small room in about 12 minutes; up to 517 sq ft in 30 minutes.
- Adjustable fan speed for faster or slower purification.
Monitoring and noise
- Air quality sensor: View air quality index in the app.
- Ultra-quiet: About 20 dB; noise level listed as 33% lower than regular air purifiers.
- Screen can be dimmed or turned off for sleep.
Smart control and maintenance
- Wi-Fi connection with Alexa and Google Assistant; remote fan speed control.
- Filter life visible in app; 6–12 months long-term use.
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