HTI HT2008 Wall Mount Air Quality 3" LED Carbon Dioxide (CO2) Monitor (390x292cm)

Features:
Simultaneous triple result, displaying CO2 level, temperature and humidity.
Stable Non-Dispersive Infrared (NDIR) Sensor for CO2 detection.
It has triple LCD Display and programmable alarms and built-in Non-Dispersive InfraRed (NDIR) sensor that provides long term stable monitoring.
Can be mounted on the wall or a desk.
Visible & Audible (80db) CO2 warning alarm when CO2 concentration exceeds the set limits.
Selectable °C and °F.
With Min/Max.
Factory pre-calibrated and inspected for precision performance.
Continuous monitoring.
Large Triple Function LCD Display with digital readout.
Professional-Grade testing tool.
With CE Marking, passed the standards and had been approved by European Directives for health & safety.
Perfect to be used to monitor air quality in schools, office buildings, greenhouses, factories, hotels, hospitals and anywhere that high levels of carbon dioxide are generated. 

Specifications:
Measurement range: Carbon Dioxide Concentration: 0-9999PPM
Temperature: -10℃~100℃
Humidity: 0-99.9%RH
Measurement precision: 
Carbon Dioxide Concentration: +/-70PPM +/-3% Reading
Temperature: +/- 0.6℃(Max +/- 1.5℃)
Humidity: +/- 3%
Resolution:
Carbon Dioxide Concentration: 1PPM
Temperature: 0.1℃
Humidity: 0.1%RH
Repeat ability: Response time: 10 senconds
CO2 reading digit height: 75mm
Temp/Rh reading digit height: 40mm
Working condition: 0℃~50℃, 0%~90% non-condensing
Storage condition: -30℃~70℃, 0%~90% non-condensing
Work power: AC 220V converted to DC 9V 1A power adapter (Singapore Safety Mark)
Maximum power consumption: 9V*350mA
Product Size: approx. 390*292*43mm/15.35*11.49*1.69''
Net weight: approx. 1420g