1.Indoor /outdoor temperature, indoor humidity display.
2. temperature switch display, comfort display.
3.Indoor and outdoor maximum and minimum temperature memory function.
4.Memorized MAX/MIN indoor temperature and humidity value automatically.
5.With back stand and magnetic stick at back side, convenient to place.
6.With a wired external sensor that can be strung to the outside of your house to sense external temperature as well as a built-in sensor to simultaneously measure the indoor temperature
Indoor temperature: -10~+50 (+14~ +122)
Outdoor temperature: -50~+70 (-58 ~ +194)
Indoor Humidity: 20%RH~90%RH
Use battery: Button Battery(Not included Battery)
Freeze Alarm Function: -1℃~+4℃(+30.2℉~+39.2℉)
Comforty Range: When indoor temperature range from 20℃ to 25℃ and the humidity range from 40~70%RH, It displays ; when the humidity is higher than 70% RH, it shows ; when humidity is under 40%RH, it displays.
1PC x Thermometer,1x Connecting line