Xiaomi Mi Air Purifier 4 White

✔ PM CADR 400 m³/h for fast purification (filters room air in ~10 minutes)
✔ Covers areas of 28–48 m², ideal for medium-sized rooms
✔ Operates quietly at ≤ 64 dB(A) even on high speed
✔ Compact 250 × 250 × 555 mm size with a lightweight ≈ 5.6 kg build
✔ Built-in OLED air-quality display with smart app integration and auto mode