DM72B Digital LCD PM2.5 PM1.0 PM10 HCHO TVOC Air Quality Detector Thermometer and Hygrometer Air Quality CO2 Measuring D

Features 4 3 color liquid crystal display LCD 320x240 pixels 24 hours real time monitoring Measurement items CO2 PM2 5 1 0 10 formaldehyde TVOC temperature humidity AQI Large 2000mAh capacity lithium battery On board fan to draw in ambient air for more accurate real time results 5V Micro USB charging and low battery warning Specifications Material metal ABSColor blackModel DM72BDisplay method 4 3 LCD screen display 320x240 pixelsMeasurement items CO2 PM2 5 1 0 10 formaldehyde TVOC temperature humidity AQIAtmospheric pressure 86Kpa 106KpaPM2 5 sensor technology laser scatteringHCHO TVOC technology semiconductor sensorCO2 technology infrared NDIR Temperature and humidity technology temperature and humidity sensorDetection range AQI 0 500PM2 5 0 999ug m³CO2 0 5000ppmHCHO 0 001 1 999mg m³TVOC 0 001 9 999mg m³Sampling time 1 5 secondsDetection temperature 10℃ to 50℃ 14℉ to 122℉Relative humidity 20 85 Storage temperature 10℃ to 60℃ 14℉ to 140℉Concentration unit for HCHO and TVOC mg m³Battery 1 lithium battery 2000mAh included Power source 5V DC power charging via micro USB portItem size 145 97 2 78mm 5 7 3 8 3 1inItem weight 225g 7 9ouncePackage size 150 110 80mm 5 9 4 3 3 1inPackage weight 480g 1 1lbPackage includes 1 Main Unit1 Charging Cable1 User ManualDetails pictures