Features: - Measure CO2 concentration, temperature, humidity, dew point temperature and wet bulb temperature;- Super large LCD simultaneously display and log CO2 level, temperature (??C / ??F), relative humidity, calendar (Y/M/D) and time (clock);- Warning Carbon Dioxide level;- Stable NDIR sensor for CO2 concentration;-NDIR (Non-Dispersive Infrared) waveguide technology with ABC (automatic background calibration);- High and low threshold setting;- Backlight function;- Recall Max and Min reading;- Long time drift compensation.Specification:Power Supply: 1A Output 9VAC Adaptor, 4x1.5V(AAA) (Battery not Included)Size: about 140 x 100 x 38mm(5.51 x 3.94 x 1.50")Carbon Dioxide(CO2): Range: 0~9999(out of scale)Accuracy: ??50ppm??5%rdg(0~5000)Temperature Range: -10.0~70.0??C(14~158??F)Resolution: 0.1??C/??FAccuracy: ??0.6??C/??0.9??F(0~50??C/32~122??F),others??1.2??CHumidity Range: 0.1~99.9%, Resolution: 0.1??C/??FAccuracy: ??3%(10~90%)Operating Condition: 0~50??C,0~95%RHStorage Condition: -20~60??C,0~99%RHStorage Temp: -40~70??C(-40~158??F)Package includes: 1 x Carbon Dioxide (CO2) Data logger Monitor (Battery not Included)1 x Power Adaptor1 x USB Cable1 x CD Software1 x Instruction ManualDetails pictures:
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