Features:

* indoor & outdoor temperature display

*highest/lowest outdoor temperature alarm function

*Frost point alarm:-1℃～+4℃ (+30.2℉～+39.2℉)

* Memorized MAX/MIN values of indoor/outdoor temperature

* temperature unit ℃/℉changeable

* LED alarm indicator light

Temperature Range:

indoor：-10℃～50℃（+14℉～+122℉）

outdoor：-50℃～+70℃(-58℉～+158℉)

Product Dimension: 65×59×18mm

Power-supply: 1.5V(AG13)×1