Smart Air Quality Monitor – Know your air, Works with AlexaKnow your air Smart Air Quality Monitor makes it easy to understand whats in your indoor air. Track and measure Keep tabs on 5 key factors: particulate matter (PM 2. 5), volatile organic compounds (VOCs), carbon monoxide (CO), humidity, and temperature. Stay informed Get an indication of current air quality from the color coded LED, and an easy to understand air quality score in the Alexa app anytime. Get notifications If Alexa detects poor air