5 In 1 Portable CO2/HCHO/TVOC Tester Air Quality Monitor Temperature and Humidity Sensor Carbon Dioxide Formaldehyde Det

Reference Table For Air Quality Pollution Grade GoodMildModerateSevereSeriousHCHO0 0 10 101 0 20 201 0 50 501 1 01 001 1 999TVOC0 0 60 601 1 51 501 33 001 66 001 12CO20 10001001 15001501 200020001 30003001 4000Environmental 2 GOOD 3 POLLUTE 4 POLLUTE 5 POLLUTE 6 POLLUTEFeatures Multi function It can accurately detect carbon dioxide CO2 formaldehyde HCHO volatile organic compounds TVOC temperature and humidity LCD Digital Screen Clear large and easy to read screen displaying the overall environmental quality with three levels of good green light pollution yellow and severe pollution red you can directly understand the overall environmental quality Easy to Operate This air monitor is simple to operate just press the function button and the one full page design makes it easy for everyone to read all the real time readings at the same time Portable This smart air quality monitor is portable and can help us check the air quality in kitchens bedrooms offices schools cars hotels parties and other places especially places with babies children and pregnants women 1200mAh Rechargeable Battery There is a 1200mAh rechargeable lithium battery with USB cable Specifications Model HLW 101Colour BlackMaterial ABSMeasuring range CO2 400 5000PPMHCHO 0 1 712mg m3TVOC 0 12 50mg m3Temperature 20°C 60°CHumidity 20 99 Battery capacity 1200mAhError floating 3 30 Working voltage 5VBoot preheating 120S only HCHO TVOC Product size 11 8 7 3 4cmPackage