Product Overview: This instrument is designed according to the "GB3095-2012 Environmental Air Quality Standard". The basic environmental air pollution items include sulfur dioxide, nitrogen dioxide, carbon monoxide, ozone, particulate matter (PM10), particulate matter (PM2.5), and additional parameters such as atmospheric pressure, temperature and humidity, and other pollutant gases. This project has IoT capabilities and can be connected to a grid monitoring platform in real-time through the network. The instrument is equipped with a 3/4G IoT module, which enables real-time synchronization between monitoring data from the monitoring station and the data backend; The data backend stores historical monitoring data from each monitoring station and supports various visual displays of monitoring data, such as line charts, bar charts, dashboards, etc. (can be customized and developed according to business needs); Equipped with a mobile app, the main functions of the mobile app include monitoring data query and monitoring.