Elitech BT-3 is an Indoor/outdoor temperature and indoor humidity thermometer and hygrometer. It has ℉/℃ temperature switch and comfort display. Indoor and outdoor maximum and minimum temperature memory function. Memorized MAX/MIN indoor temperature and humidity measurement automatically. There is also a back stand and magnetic stick at the back of the product for convenient placement.
Features:
1) Measure and display the indoor/outdoor temperature and indoor humidity;
2) Automatically memorizes the max./min. values of the indoor/outdoor temperature and indoor humidity;
3) Switch between ℉ and℃ ;
4) Clock function and alarming function;
5) 12/24 hour mode switch;
6) Recovery function on the max./min. values;
Specifications:
- Internal sensor measuring range: 32-122℉(0-50℃); 20-99%RH
- External sensor measuring range(temperature only): -58 ~ +158°F (-50 ~ +70℃)
- Resolution: 0.1 ℉/0.1 ℃ ;1%RH
- Power supply :1.5V DC AAA battery
- External sensor wire length: 6.56ft(2m)
- Service 1-year warranty. 30 days free & easy return
Package:
1xBT-3 thermometer with external sensor
US 1165 
MY 762 
AP 192 
CN 107 
AU 88 
CA 62 
GB 53 
IE 52 
