Triplett GSM250 9" IAQ Monitor With LED Alert (0 ~ 9999ppm)

Carbon Dioxide (CO2): 0 to 9999ppm

Accuracy: ±50ppm + 5% (0 to 2000ppm)

Air Temperature: 14 to 140°F (-10 to 60°C)

Accuracy: ±0.9°F/0.6°C

Relative Humidity: 0 to 99.9%RH

Accuracy: ±5%RH (10 to 90%RH)

CO2 Alarm (default 1000ppm): 800 to 3000ppm in 100ppm steps

3 Color Light Bar (alarm set at 1000ppm):

Green <800ppm

Yellow 800 to 1000ppm

Red >1000ppm

Automatic Baseline Calibration: Every 7.5 days with disable

Manual Calibration: 400ppm

Power: USB source

Dimensions: 8.9 x 6 x 1.8" (226 x 152 x 45mm)

Weight: 17.6oz (500g) 

Datasheet

Manual