Features:1) Bacterium killing rate: >99.95% 2) Formaldehyde purifying rate: >92.8% 3) Benzenes purifying rate: >87.56% 4) Ammonia purifying rate: >98% 5) TVOC purifying rate: >95.8% 6) Ozone density: 3 7) Air cycle quantity: 60-270m3/h 8) Noise: 9) Power consumption: 33-47W10) Power supply: 220V 50Hz /110V 60Hz 11) Weight: 7kg12) Dimensions: 600 x 375 x 235mm13) Operation mode: automation/remote/panel producing area:China payment:T/T, L/C