Thanks to the innovative and advanced 4-stage filter, the Esperanza air purifier stops up to 99.97% of air pollutants including: allergens, pollen, dust, suspended particulates. It can absorb formaldehyde, benzenes, xylene, TVOC, other harmful gasses and unpleasant odors. The negative ions have an extraordinary ability to combine with positively charged floating dust, smoke. Thanks to that they kill bacteria and viruses. Esperanza air purifier is a modern device which will make perfectly clean and fresh air in your home. Nominal voltage range: 220−240 V Nominal frequency: 50/60 Hz Power comsuption (Sleep mode, fan speed 1/2/3): 30W / 30W / 36W / 43W CADR (clean air delivery rate): 190 m³/h Applicable area:  50 m2 Negative Ions amount: 5 million / cm³ 4-stage filter includes the pre-filter, activated carbon filter , HEPA filter (H11) and cold catalyst filter. Method of air purifying: 4-stage filter + Negative ions generator HEPA filter effective:  99.97% Minimum size of removal particles: ≥ 0.3 μm Big LCD display with touch button Remote controller Three-speed fan 3 working modes selectable: Automatic, manual and sleep mode Adjustable timer: 1 - 12 hours Noise≤  50db Cable length:  1.5 meter Product size: 33.0 x 20.0 x 50.5 [cm] Filter size: 35.5 x 25.4 x 2.8 [cm] If you need to replace filter, please use Esperanza filters with following product model: EHP003H11