DEVMO PM Sensor SDS011 High Precision PM25 Air Quality Detection Sensor Module Super Dust Sensors Digital Output Compatible with Arduino

The SDS011 using principle of scatteringcan get the particle concentration between 03 to 10um in the airIt with digital output and builtin fan is stable and reliable Accurate and Reliable detection stable good consistencyQuick response response time is less than 10 seconds when the scene changes Easy integration UART output or IO output can be customized fan builtinHigh resolution resolution of 03ugm3 Scope of applicationPM25 DetectorPurifierAir ExchangersFiltering system Working principleUsing scattering principleLight scattering can be induced when particles go through the detecting areaThe scattered light is transformed into electrical signals and these signals will be amplified and processed.