Thanks to the innovative and advanced three-stage filter, Esperanza air purifiers stop up to 99.7% of air pollutants including: allergens, pollen, dust, suspended particles. It can absorb formaldehyde, benzene, xylene, TVOC, other harmful gases and unpleasant odors. The built-in UV lamp eliminates bacteria, mites, viruses and fungi. The negative ions have an extraordinary ability to combine with positively charged liquid dust, smoke. Thanks to that, they kill bacteria and viruses. The Esperanza air purifier is a modern device that provides perfectly clean and fresh air in your home. Rated voltage range: 220−240 V Rated frequency: 50/60 Hz Power consumption: 10W CADR (Clean Air Delivery Rate): 30 m³/h Applicable Area: 10-20 m² Amount of Negative Ions: 12 million/cm³ 3-stage filter: pre-filter + high-efficiency HEPA filter + activated carbon filter Air purification method: 3-stage filter + Negative ion generator + UV germicidal lamp HEPA filter effectively: 99.7% Large LCD display with touch buttons Two-speed fan Adjustable timer: 1 - 12 hours noise ≤ 45db Cable length: 1.5 meters Product size: 21.5 x 17.4 x 15.2 [cm] Filter size: 15.5 x 15.5 x 2.5 [cm] If you need to change the filter, use Esperanza filters with the following product model: EHP001SP