| Features- Checks for Carbon Dioxide (CO2) concentrations
 - Maintenance free dual wavelength NDIR (non-dispersive infrared) CO2 sensor
 - Triple LCD simultaneously displays CO2, Temperature and Relative Humidity
 - Measurement ranges: CO2 - 0 to 4,000ppm; Temperature - 32 to 122°F (0 to 50°C); Humidity - 10 to 90%RH
 - Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC
 - Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto
 - Complete with six AAA batteries, 2G SD memory card, universal AC adaptor, and mounting bracke
 
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