IRIS OHYAMA Air Purifier White Compact This air purifier is equipped with a high-performance filter that removes 99.7% or more of PM2.5 and fine particles. - Brand: IRIS - Applicable Area: 10 tatami mats (approx. 16 square meters) - Model Number: AAP-S20B - Power Supply: AC100V, 50/60Hz - Airflow (m³/min): 0.5 / 1.0 / 2.1 - Power Consumption (W): 5 / 6 / 23 - Operating Noise (dB): 22 / 49 - Filter: High-performance filter (PM2.5, 0.3μm) I am selling this because I purchased another one and never used this one. Includes instruction manual.