5 In 1 Portable CO2 Tester Air Quality Monitor Intelligent Temperature and Humidity Sensor Tester Carbon Dioxide Monitor

Note For customers who have purchased from 2022 2 26 the product has been upgraded to automatic switching between horizontal and vertical screens Description This carbon dioxide tester is small and portable can clearly display the temperature and humidity of the environment suitable for offices homes gymnasiums and other usage scenarios Features Real time monitoring and real time display of carbon dioxide concentration per cubic meter It can detect and display the temperature and humidity of the environment to help users understand the environment It is suitable for offices homes gymnasiums and other occasions and has a wide range of applications Intelligent color screen display clear numbers easy to identify and read In the alarm mode the user is prompted to pay attention to the environment by changing the color It has a long service life and can be charged with a USB cable It is small and portable easy to carry does not take up too much space and can be installed at home Specification Material ABSColor Black white optional Display method 2 8 LCD screen display 240 320 pixelsCO2 technology infrared NDIR Concentration unit for HCHO and TVOC mg m³Detection ranges CO2 0 6000 ppm Sampling times 1 5 secondsMeasurement accuracy 10ppmMeasuring range 400 5000Working voltage 3 7VCurrent 120mAPower 0 4WBattery 3 7V 1500mAhDetection temperature 10°C to 70°CRelativehumidity 10 99 Storage temperature 10°C to 60°CItem size 89 70 35mmItem we