UNI-T A37 Carbon Dioxide Detector CO2 Monitor Thermometer Hygrometer Temperature Humidity Meter

Description A37 is used to detect CO2 concentration in different environments The LCD displays CO2 concentration being measured temperature humidity and date time together Air quality is indicated with emoticons When CO2 concentration gets too high audible and visual alarm will go off Features 1 Automatic baseline correction 2 Audible and visual alarm 3 Low battery indication 4 Auto power off 5 Backlight Specification SpecificationsRangeResolutionPrecisionModel　　A37Carbon dioxide400ppm 5000ppm1ppm5 rdg 50ppm from 400ppm 2000ppm at ambient temperature and humidity Temperature 10 0℃ 50 0℃0 1℃Typical accuracy 1℃Relative humidity 0 RH 99 RH1 RHTypical accuracy 5 RH 10 RH 90 RH at 25℃FeaturesABCAutomatic baseline correctionAudible and visual alarm　Sensor typeNDIR no dispersive infra CO2 sensorResponse timeT902 minutesDate timeDisplay the date and timeLow power displaylow power symbol keep flashingAuto power offauto power off if no opeartion for long timeBacklightThe white backlight can be turned on off It will be automatically turned off after 20 minute inactivity Operating temperature0℃ 50℃ 0 RH 85 RHStorage temperature 20℃ 60℃ 0 RH 95 RHGeneral Characteristics Power3 7V DC Li ion battery Micro USB charging portLCD size42 x 65mmProduct colorWhiteProduct net weightabout 195gProduct size75 x 55 x 130mm Standard accessoryMicro USB charging cableStandard individual packingGift box English manualStandard quantity per carton5pcsStandard