Technical Data:
1. Input voltage: AC 220V-240V or AC 100V-120V
2. Frequency: 50 / 60Hz
3. Consumption power: 30w 
4. Noise level: ≤ 52dB
5. Effective area: 40-50M2
6. CADR: 147cfm
7. Size of product (LxWxH in CM): 37.1x18.3x47
8. Loading qty: 448PCS/20'GP 952PCS/40'GP 1136PCS/40'HQ

Functions:
With LED display.
Touch panel control.
3 stages filter system: Nano-silver PP filter to kill bacteria, collect big dust particles and to prolong the lifetime of HEPA; True 99.97% HEPA to filter the floating particles and pollen with little wind resistance; Efficiency to filter dust is more than 99% within 1 hour; Efficient activated carbon filter to eliminate the strange odor, to filter the methanal and TVOC. 
Built-in ionizer to release negative ions; Concentration of negative ions:3x106ions/cm3. 
Adjustable speed in high, medium, low levels.
Sleep mode to provide a quiet and pleasant environment at night. 
12 hours timer setting(1-12 hr). 
Filter changed indicator. 
Automatic switch off when change filter.