Product: Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester
Brand: Gain Express
This meter notify CO2 level, Air Temperature, Dew Point (DP), 
Wet Bulb Temperature (WB) and Humidity (RH) and is an ideal instrument for Indoor Air Quality (IAQ) diagnosis. 
 
 Features: 
 
 Backlight, Hold data, Min/Max 
 Dual power source, battery (inlcuded) or 9V adaptor  (**note: adaptor is not included on set). Power from battery is automatically cut off when 9V adaptor is in use 
 Easy manual calibration on CO2 and humidity 
 PC connection for on-line loggin and data analysis (not included on set) 
 Manual calibration of CO2 and Humidity is available 
 Auto / Manual power off 
 
 Specifications: 
 
 Measuring Range 
 * CO2: 0~9999ppm (2001~9999 out of scale) 
 * Temperature : -10~60°C (14~140°F) 
 * Humidity : 0.1% ~ 99.9%RH 
 * Dew Point : -20.0~59.9°C 
 * Wet Bulb : -5.0~59.9°C 
 * Temp : ±0.6°C / ±0.9°F 
 Accuracy : 
 * C02 : ±50ppm ±5% of reading (0~2000ppm) other ranges are not specified 
 * Temp : ±0.6°C / ±0.9°F 
 * Humidity : ±3%RH (at 25°C, 10~90% RH); ±5%RH (at 25°C, others) 
 Response time 
 * CO2 : <30 seconds (90% step change) 
 *Temp : lt;2 mins (90% step change) 
 *RH : lt;10 mins (90% step change) LCD size : 26*44mm Operating condition : 0~50°C, 0~95%RH (avoid condensation) 
 Storage Condition : -20~50°C, 0~95%RH (avoid condensation) 
 Item Weight : 200g 
 Package Weight: 1.16kg
 Package Size: 37cm x 23cm x 7cm 
 
 
 Set Includes: 
 1 x Main Unit 
 4 x AA batteries 
 English Operation Manual 
Hard Carrying Case
Triple displays of CO2 level, Temperature (°F/ °C) and Humidity (Air, Wet Bulb, or Dew Point Info are all available)
Stable NDIR Sensor for CO2 Detection. Ideal indoor air quality meter for home, laboratories, hotels, etc
Sound Warning Alarm notifies operator when CO2 levels reach or exceed a preset threshold
Power Supplied by Battery (Included) or 9V Adaptor . Optional Software CD for PC Connection Online Logging is also possible.
Measuring Range:CO2: 0~9999ppm,(2001~9999 out of scale), Resolution : 1ppm,0.1°C/°F, 0.1%RH

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