PurpleAir PA-II (Donate)


By selecting this product, you are donating the funds to enable the Tomorrow Foundation to purchase one or more PurpleAir PA-II air quality sensors. You will receive a charitable tax receipt for the full value of your donation.

Available on backorder

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The PA-II is an air quality sensor that measures real-time PM2.5 concentrations for residential, commercial, or industrial use. Built-in WiFi enables the sensor to transmit data to the PurpleAir map, where it is stored and made available to any smart device.
Full specs on the PurpleAir website.