Air Quality Monitor-With a built-in smart PM2.5 infrared sensor, it can detect PM2.5 changes at every moment, and the color of the light will change with the air quality (Green=Good, Yellow=Moderate, Red=Poor), keeps you informed of the rate of your air at real-time. The built-in filter replacement detector reminds you to replace the filter in time.

Smart WiFi Control-Compatible with Alexa / Google Assistant and supports APP control, giving you access to monitor your air quality, turn on / off your home air purifier simply with your voice or smartphone anytime & anywhere. Equipped with remote control and touchscreen control at the same time, it is the best gift for families and parents.

Best for Large House-Refreshes the air 3 times per hour in a 440 sq ft room, covering up to 1320 sq ft in an hour. The efficient air cleaner allows for a more thorough and rapid purification for a large living room, bedroom, kitchen, and office.

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