Parameter Indicators
Carbon dioxide
concentration
measurement scope
0-9999PPM
Resolution ratio of carbon
dioxide concentration
1PPM
Accuracy ± 40 ppm ±
3% of reading
Working temperature range -10~+60 ºC (-4~+140ªF)
Working humidity range 0-99 %RH
Storage temperature range 40-+80 ºC
Temperature
measurement range
-20-60 ºC
Temperature
measurement accuracy
±1ºC
Temperature resolution 0.01ºC/F
Humidity measurement range
0-100%RH
Specications
Parameter Indicators
Humidity
measurement accuracy
±2%RH
Humidity resolution 0.01%RH
Power supply Built in with demountable
3.7V/18650 cylinder battery
or externally connected
5V USB power
Working current 90mAh~280mAh
Battery service life 3000mAh capable
of continuous work
at >24 hours
Charging duration 3 hours
Auto power o Capable of being set (with
factory default automatic
power o in 30 minutes)
Record groups 999 groups
Net weight (g) 191g
Size (mm) 140*134*33
ENGLISH