1.size:110*70*20
display size:40*30
2.BasicCharacter:                    Two-tierLCDdisplay            3.·Operating voltage:1.5V
4.·Max/Min temperature records  
5·In/Outdoor temperature measure and indoor          
6·Measuring temperature range:
indoor:-20℃～70℃
outdoor: -50℃～70℃

Humidity:10-99%
·Freeze alert                                  
·Deg℃/℉swithcable                              
7·Accuracy:±1 ℃,
·Display resolution:0.1℃