THE ASPEN Smart Air Purifiers with Extra Panel in Elm Gray for Large room (Max. 1500 Sq.Ft)/H13 True HEPA Filter with PM2.5 Sensor/Alexa & Google/App Control/ Scheduling/ Removes 99.97% Particles

Smart App Features - Air quality color indicator (also on the fan), smart auto mode, filter reset notifications, timers, and schedules to have your filter running only when you want Auto Mode for Optimal Air Always: The air purifier has an auto mode that uses a PM 2.5 particle sensor to monitor air levels and adjusts the fan speed to ensure optimal air quality 3-in-1 Filter Design - A multi-stage design ensures the cleanest air, combining a pre-filter, True HEPA filter, and an activated carbon filter to thoroughly catch any particles Long Lasting Efficient Filter - H13 True HEPA Filter made to filter 99.97% of unwanted particles as small as 0.3 microns. Replace filter roughly once a year Multiple modes for different air environments including Low, Medium, High, and Auto. Interchangeable front panels that allows users to customize the look of their air purifier to fit their home décor or personal style