6 in 1 Luftqualitätsmonitor, Präziser PM2,5 PM10 HCHO TVOC CO2 CO Detektor RF//
To help you know the air quality of the place where you live. TVOC: 0-9.999mg/m3. HCHO detection range: 0-9.999mg/m3. PM10 detection range: 0-999ug/m3. PM2.5 detection range: 0-999ug/m3. CO2 detection range: 400-5000PPM.