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    CR Expert Take

    How did it perform in our expert lab testing?

    What goes into the Overall Score?

    Ratings

    EXPERT LAB TESTS

    Ease of use
     /  5
    Items Analyzed
     /  5
    AQI Display
     /  5
    Device Interface
     /  5

    About

    Measures carbon dioxide (CO2), volatile organic compounds (VOCs), fine particulates (PM2.5), temperature, humidity, carbon monoxide, nitrogen dioxide, and ozone. Uses an app.

    Price & Shop