The SD800's triple LCD simultaneously displays CO2, temperature and relative humidity

The Instrument ships complete with:
Six AAA batteries
2G SD memory card
Universal AC adapter
Mounting bracket

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 bracket

• Monitoring air quality in schools,
• Office buildings, greenhouses,
• Hospitals and anywhere that high levels of carbon dioxide are generated.

• CO2  :     0 to 4,000ppm
• Accuracy : ±40ppm (<1000ppm); ±5% rdg (>1000ppm)
• Resolution :1ppm
• Temperature : 32 to 122°F (0 to 50°C)
• Accuracy : ±1.8°F/0.8°C
• Resolution  : 0.1°F/°C
• Humidity :10 to 90%
• Accuracy : ±4%RH
• Resolution : 0.1%
• Datalogging : 2,000K data using 2G SD memory card
• Dimensions :  5.2 x 3.1 x 1.3" (132 x 80 x 32mm)
• Weight : 9.9oz (282g)