CEM DT-1702 Laboratory Temperature, Humidity, CO Datalogger (100%RH, -28~60°C, 0~1000PPM)

Relative Humidity Range: 0 ~ 100.0%

Temperature Range: -28.0 ~ 60.0°C (-20.0 ~ 140.0°F)

Accuracy: ±3% Relative Humidity; ±1.8°F/±1°C

Carbon monoxide meter

Carbon monoxide Range: 0 ~ 1000PPM

Accuracy: ±5% or ±10 PPM

Accessories:

3.7V Lithium battery, software and clamshell.

Datasheet