Measuring

range:

Carbon dioxide : 0 ~ 4000 ppm;

relative humidity : 10.0 ~ 95.0%;

temperature : 0.0 ~ 50.0°C;

dew point : -25.3 ~ 48.9°C

Carbon dioxide : <= 1000 ppm : ±40 ppm;

                               > 1000 ppm & <= 3000 ppm : ±5%;

                               > 3000 ppm : ±250 ppm;

relative humidity : < 70% : ±3%;

                                >= 70% : ±3% + 1%;

temperature : ±0.8°C 

Carbon dioxide : 1 ppm;

relative humidity : 0.1 %;

temperature : 0.1°C;

dew point : 0.1°C 

Probe

compensation: 

Temperature : automatic;

height above sea level : 0 ~ 9000 m 

Main body : 173 x 68 x 42 mm;

carbon dioxide probe : 185 x 38 x 26 mm;

relative humidity probe : 200 x 23 x 19 mm  

Main body : 372 g (with batteries);

carbon dioxide probe : 158 g; relative humidity probe : 82 g