CO CO2 HCHO Temperature Humidity Tester Detector LED Digital Air Quality Monitor Indoor Outdoor Gas Analyzer

Description The new air quality detector is a kind of civil multi functional intelligent household small scale air quality monitoring equipment non professional detection instruments and meters Specification Application Technology Natural air flow detection technologyDisplay mode LEDProduct specification 120 x 63 x 26mmPower on preheating 120 SecondsWorking voltage 5VBattery capacity 850mAhCharging time About 3 hoursWorking time About 300 minutesRefer to table for air quality pollution levelQualified ExcellentQualified goodSlight PollutionModerately PollutedHeacy PollutionSerious PollutionHCHO0 0 080 081 0 10 101 0 20 201 0 50 501 1 01 001 1 999CO20 450451 10001001 15001501 20002001 30003001 5000CO0 5051 100101 200201 400401 800801 2400Temperature and humidity reference tableAnti frostbiteColdComfortable temperatureHotHeatstroke preventionTEMP0 30℃0 17℃18 23℃24 40℃41 55℃ Fire preventionComfortable humidityMoisture proof RH20 39 RH40 70 RH71 100 RH General knowledge and precautions for operation of the instrument 01 Please check whether the instrument is in good condition before use 02 The instrument can only be tested and used after the startup data is stable 03 The instrument needs to be preheated for 120 seconds every time it is turned on 04 Doors and windows shall be closed for indoor inspection to keep the indoor air flowing naturally 05 The detection time of the instrument is about 10 60 minutes and about 3 15 minutes in small space such as cab