4 Stage Filtration System (Pre-filter, Deodorization filter, True HEPA filter, Vital Ion). Pre-filter is washable and permanent. Pollution sensor communicates indoor air quality in real-time.
Energy efficient air purifier with three manual fan speeds plus Auto mode. Auto mode automatically optimizes the fan speed based on the level of indoor air quality.
When no pollution is detected for 30 minutes, the fan will automatically stop and enter Eco mode to save energy. Timer feature allows device to run 1/4/8 hours before automatically powering off. Filter replacement indicator checks both Pre-filter and HEPA filter and notifies users when to wash or replace them. 77 W power consumption and quiet operation with noise level range from 24.4 dB to 53.8 dB. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Indoor Air Quality & Fans\Air Purifiers".The seller is "thefivestarfinds" and is located in this country: US. This item can be shipped to United States.