Extech SD800 CO2, Humidity and Temperature Datalogger

Monitor air quality in schools, office buildings, greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated. CO2/Humidity/Temperature Datalogger checks for Carbon Dioxide concentrations and records data on a 2 GB SD card in Microsoft Excel format for easy transfer to a PC for analysis. A triple LCD simultaneously displays all three parameters, and a selectable data sampling rate of 5, 10, 30, 60, 120, 300, and 600 seconds. Each stored reading includes a date and time stamp. Measurement Ranges: 0 to 4,000ppm CO2; 10 to 95 percent RH; -58 to 2372 degrees F (-100 to 1300 degrees C) Temperature.

Complete with six AAA batteries, 2 GB SD card, Universal AC adaptor, mounting bracket, and user manual.