[9in1 Air Quality Tester]: This detector can be used to test and display the concentration of PM2.5, PM10, CO, CO2, TVOC, HCHO, , temperature and humidity at the same time.[High Accurate Sensors]: Uses high-precise semiconductor TVOC sensor, electrochemical CO sensor, infrared PM2.5 sensor, temperature and humidity sensor, with high sensitivity, superior interference resistance ability, stable working performance, with low power consumption.[TFT Color Display]: This air quality monitor with a TFT color display, you can the data is clearly visible and the screen is not dazzling.[Wide Applications]: Real-time detection, automatic refresh data, with multi-use. Suitable for agricultural planting, greenhouse vegetables, production warehouse, material processing, , business offices, and etc.Battery: 1 * 2000mAh lithium battery (included)Display: TFT color displaySensor: semiconductor TVOC sensor, electrochemical CO sensor, infrared PM2.5 sensor, temperature and humidity sensorHCHO measurement ranges: 0-9.999mg/mTVOC measurement ranges: 0-9.999mg/mPM2.5/PM10 measurement ranges: 0-999g/mCO: 0-1000PPMCO2 measurement ranges: 0-5000PPMTemperature measurement ranges: 0-70Humidity measurement ranges: 0-99%RH: 0-500Recharging : USB Type-C interface, 5V 2AItem size: 70 X 90 X 35mm / 2.76 X 3.54 X 1.38inColour:WhiteMaterial:plasticPackage Contents:1 x Air Quality Monitor1 x Type-C Cable1 x GuidelineOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.