... including CO2,humidity and Temperature. Green House Analysing for CO2, O2, Temperature, Humidity, Application CO2 Monitoring Photosynthesis monitoringSpecifications Temperature 0°C~ ... 60mADisplay CO2(0~100%)Tem(-20°C~70°C)Humidity(0~99%RH)Time:24 Hour :Hour:Minute: ... Digital displayAudio Alarming Multi Level AlertF.S seting (Can )be specified Green House Analysing for CO2, O2, Temperature, Humidity,