... m2 4. 5 levels of wind speed LY-868A Floor Air Purifier:CADR: 300CFM (510m³/h)Applicable Area: 60m²Rated Voltage ... , auto, sleep, wind speed can be adjusted according to the air quality under auto mode.3,5 levels of wind speed, applicable ... ,Super-size LCD display, different colors display according to indoor air quality.7,Various choices for panels, including brushed aluminum alloy panel ...