Technical Data: "1. Power supply: 220V-240V, ~50/60Hz 2. Consumption power: 40W 3. Noise level: ≤ 56dB 4. Effective area: 48㎡ 5. CADR: 235CFM (400m³/H)" Functions: "1. With DC motor. 2. With LED display. 3. Touch panel control. 4. 4 stages 360°cylindrical filter system effectively removes PM2.5, formaldehyde and other harmful substances: - Mesh PP filter to collect big particles and to prolong the lifetime of HEPA; - True 99.97% HEPA to filter the floating particles and pollen with little wind resistance;