* Description: digital thermo hygrometer
* Application: digital thermometer, room thermometer, indoor outdoor thermometer, thermo hygrometer
* Size:135*75*19mm
* Display size:51*41mm
* THree-tier LCD display                
* Temperature measuring range:-20°C~+50°C
* Moisture measuring range:10%~95%RH
* Data/Time,Week/Second display
* Comfort display
* °C°F conversion                     
* 12/24 hour conversion                
* Display resolving :0.1°C,1%RH
* Max/Min temperature and  moisture display                                 
* Accuracy:±1°C, ±5%
* Temperature sampling period:2s
* 1.5V operate(AA)