Applications for reporting air quality index in Thailand. Air quality data is displayed and updated in realtime every minute from a meter installed near the user's smartphone location. (Users allow access to the location by turning on the GPS smartphone) The application has a Google map showing pin numbers and colors of the air quality index. According to the American standard (US AQI) at the same time, all measurement stations in Thailand Currently, most instruments are installed in Chiang Mai. Users can support the meter to be installed at your office or home. Pin to make it useful to the public. The meter has a manual. Can be installed by yourself And the price is not expensive. (Click to see details in the application at the Support button)