Carbon Dioxide (CO2) Data Logger
with Temperature and Humidity
(Model: HT-2000)

Features:

• Super large LCD  simultaneously display and log C02 Level,Temperature, Relative Humidity, Calendar(Y/M/D) and Time(clock)
• Digital wall mountable or desk top
• 12700 data logging memory
• Warning Carbon Dioxide Level
• Stable NDIR sensor for CO2 concentration
• NDIR(Non-DispersiveInfrared) Wave Guide Technology with ABC (Automatic Background Calibration)
• High and Low threshold setting
• Blacklight Function
• Long Time Drift Compensation

Specifications:

• Large LCD Display: 3.5′′(8.9cm) LCD display with backlight
• Logger Mode: Key start/stop, Immediately, Schedule, Real-time & Roll-over
• Carbon Dioxide 
  • Rang: 0-9999PPM
  • Accuracy: +/-50PPM +/-5% rdg (0~5000ppm)
  • Response time: 10 sec
• Temperature
• Rang: -10℃~70℃ (14~158°F)
• Resolution: 0.1°C/°F
• Accuracy: ±0.6°C/±0.9°F (0~50°C/32~122°F), others ±1.2°C
• Humidity
  • Range: 0.1-99.9%RH
  • Resolution: 0.1%
• Humidity: ±3% (10~90%)
• Logging Memory: 12700
• Working condition: 0℃~50℃, 0%~95% RH
• Storage condition: -20℃~60℃, 0%~90% RH
• Portable Supply: 4x AA size alkaline batteries (Not Included)
• Power Supply: DC 5V, 1A
• Product Size: approx. 140*100*39mm
• Net weight: approx. 350g

Accessories included:

• CO2/Temp/RH Data Logger
• USB Data/Power Cable
• User Manual