1. Multi-speed control; 2. Indoor temperature and
humidity display; 3. Manual/automatic mode switching;
4. PM2.5 digital display; 5. PM10 digital display; 6.
VOC display; 7. Filter replacement reminder; 8.
Bypass/inner loop/electrostatic interface; 9. WIFI
(APP); 10. Clock display; 11. Sensitization
monitoring, 12. Automatic brightness reduction at
night;