Airthings Wave Plus is the first battery operated smart indoor air quality monitor with radon detection, including sensors for TVOCS (airborne chemicals), humidity, temperature, CO2, and pressure. You can access all of your data through the free Airthings app on your smart device, or via the Airthings online dashboard. The Wave Plus is designed to be used by anyone in all populated spaces or at home. It?s easy to use as a stand-alone unit, or as one of many in an Airthings Ecosystem. Even without app access, one can simply wave to receive a visual indicator of the indoor air quality levels. Features: Six sensors to monitor the air in your home Wave Plus monitors radon, TVOCs (airborne chemicals), humidity, temperature, CO2, and pressure ? helping you to safeguard your family?s health and comfort Highly accurate Wave Plus? cutting edge technology, combined with the ability to track levels over a period of time, ensure far more accuracy than traditional methods Clear visual indicator Sim