AQM80 series indoor air quality monitor is a multi-parameter online air quality monitor, the equipment can simultaneously detect PM1.0, PM2.5, PM10, carbon dioxide (CO2), temperature, humidity, formaldehyde, TVOC and many other parameters in the environment. The instrument adopts the original high precision sensor and computing chip, which has the characteristics of high precision, high resolution and strong stability. The device has a large display screen and data output function. The wired output mode is RS485 output, and a variety of wireless output modes are optional. The graffiti APP can be used to view data remotely