*. Model : O2H-9903SD

*. O2 : Range 0~30% O2 (0.1%)

   Accuracy : ±(1%+0.2%)

*. Humidity & Temperature

   5~95%RH (0.1%RH)

   Accuracy : ±(3%+1%)RH

   0~50℃, (0.1℃)

   Accuracy : ±0.8℃

*. Dew Point  이슬점

   -25.3℃~48.9℃ (0.1℃)

*. Wet Bulb Temperature

   -21.6℃~50.0℃ (0.1℃)

*. LCD Digital Display

*. SD Memory Card 1GB

*. 1.5Vx6ea Battery powered