Rated Voltage: 220 V~ 50 Hz, 110 V ~ 60 Hz Rated Power: 45 W Coverage Area: 40 M2 Airflow Volume: 180--200 M3/H Product Dimension: 360*188*506 mm Package Size:410X227X555mm G. W/N. W: 5. 5/7kgs Particles efficiency rate:93% above Negative Ions: 5X10^6pcs/cm^3 Noise: <=45db "It contains medical HEPA micro-filter mesh + active carbon filter mesh+low temp.catalyst and negative ion equipment besides normal filter meshes. With airflow volume up to 180~200m3/h, it can effectively[...]