Mega Mass - CO2 Monitor (HT-2000) (Imported)
1.250-300ppm: The usual level of outdoor air
2.350-1000ppm: Common indoor air.
3.1000-2000ppm: May cause drowsiness.
4.2000-5000ppm: Stagnant, stale and stuffy air levels.
5.>5000ppm: Severe hypoxia. Danger level.
Large LCD Display?3.5" (8.9cm)LCD display with backlight
Logger mode?key start/stop,lmmediately,Schedule,Real-time&Roll-over
Accuracy?±70ppm/3% of reading(400~2000ppm)
Accuracy?±3%(10~90%) others ±4.5?
Operating Condition ?0~50?,0~95%RH
Storage Condition ?-20~60?,0~99%RH
Sensor life?15years in normal comm Environments with ABC on
Storage temp ?40~70?(40~ 158?)
Battery?4×AA type Alkaline Battery or USB -Power