Features: 1. It contains medical hepa micro-filter mesh + active carbon filter mesh+photocatalyst, UV light and negative ion 2. Hepa filters out 0.3um particles with an effeciency of 99.97%, like farina, pet dandor, smoke(0.5um), baceteria and mildew. 3. UV germicidal irradiation can effectively destroy the dna and rna of microorganisms and flu viruses. 4. It can effectively remove mote, hair, dust, pollen, smoke 5. Applicable room size:45 M 2 (485sq. Ft) 6. Three levels of wind speed and 24 hours automatic control. 7. Convenient design: It has remote control and timer, sleep mode. 7. Used in family, office, bar, pub, club, hospital, hotel, school, kindergarten, laboratory and so on. 8. Patental product: It obtains patent of appearance design. 9. CE is available. 10. LED display Technical data: 1. Power supply:110/220v ; 50/60hz 2. Rated power:70w 3. Air flow:90 ~ 210m3/h 4. Products dimension:450 x 210 x 550mm 5. Net weight:6.5kgs 6. Particle efficiency rate: > 93% 7. Negative ions 5 millions/cm3 8. Noise: