... NDIRCorrespod timeCO2 :,(T90) <60s; Temperature and humidity: 1/e(63%)change ,Slow flow rates<10sVOC: 20m2 indoor, for 10ppm ethanol<1min,for flue ... /XX-XX-XXVAT930-CO2-VOC/XX-XX-XXOperatingTouch keysDisplayDot matrix LCD ,size :55X34 mmMeasuring rangeTemperature:-30--70°CHumidity:0--100 ... 40—70degree,0 --95%Size146*117*70mm Probe: 119*38mm Digital temperature and humidity and co2 controller VAT630