Air Quality Monitor

Measuring Item: CO2, PM2.5, PM10, HCHO (Formaldehyde), TVOC, AQI, Temperature, Humidity. Detection Method for CO2: Infrared (NDIR) Detection Method for PM: Laser Scattering Detection Method for HCHO/ TVOC: Semiconductor sensor Concentration Unit for CO2: ppm Concentration Unit for PM: ug/m3 Concentration Unit for HCHO and TVOC: mg /m3 CO2 Measuring Range: 400 to 5000 ppm PM2.5/10 Measuring Range: 0 to 999 ug/m3 HCHO Measuring Range: 0.001 to 1.999 mg/m3 TVOC Measuring Range: 0.001 to 9.999 mg/m3 Atmospheric Pressure: 12.5 PSI to 15.4 PSI Sampling Time: 1.5 Seconds Temperature Range: -10°C to 50°C (14°F to 122°F) Storage Temperature: -10°C to 60°C (14°F to 140°F) Relative Humidity: 20% to 85% Humidity Range: 20% to 85% Display Method: LCD Screen Power Source: 3000 mAh Rechargeable Lithium Battery, Charging via Micro USB Port Dimension: 190 x 80 x 52mm Weight: 350g