Intelligent air purification with NeverChange6* filtration and advanced sensors. Exceeds HEPA filter standards. Coverage for rooms up to 70m2 with 1 air change per hour** and 14m2 with 4.8 air changes per hour**. BreatheClear: Cleaner air with HEPA filter. *Filter does not need to change up to 6 years. Tested to GB/T18801-2022 PCCM, based on 50% CADR decline, 14m2 cleaning area, and 12 hrs daily operation on MAX fan speed. **Based on AHAM AC-1-2020. Tested in MAX mode.