Memory of last measuring value.
2.   FEATURES:
IN or OUT temperaure measuring

display temperature and humidity simultaneously.
MAX & MIN value recording.

Comfortable degree symbol

℃/°F unit selectable.
Desk-top placing or wall Hanging.

FROST alarm function between -1~+4℃

3.           SPECIFICATION:
Temperature range:
     IN side temperature:  -10~+50℃（-14~+122°F）

OUT side temperature: -50~+70℃（-58~+158°F）
humidify range:  20%~99%RH
resolution:
        temperature: 0.1℃（0.1°F）
        humidity:  1%RH
accuracy:
        temperature ：±1℃（-20~60℃）, ±2℃（other）
        humidity ：±5%RH(20%~99%, at 25℃)
power supply:1.5V(AAA size) x 2
product dimension:78x98x17mm
weight:  Approx. 95g
storage condition: -20℃~60℃, 20~80%RH