Using a combination of advanced filtration, photocatalytic oxidation, and ionizing technologies, this quiet air purifier tackles particles as tiny as 0.3 microns. It delivers healthier indoor air and allergy relief for you and your family. Specification Maximum Airflow: 236m3/hour Sound pressure level: 30/40/50dB UV light: 254 nanometres UV lamp life: Approx 20,000 hours PCO lifespan: Approx. 2 years Timer: 2/4/8 hour off timer Filter replacement indicator: Yes Power supply: Input: 220 - 240V/50Hz Power consumption: 55watts Dimensions: Length: 324mm x Width: 162mm x Height: 409mm Net weight: 4.2Kg Features Removes airborne allergens from the air Multi-stage air purification for clean air Sleek sensor touch controls Filter change indicator Works in rooms up to 78m³ Two-year warranty An air purifier to improve your quality of life