Basic functions:

Indoor/outdoor temperature display 

Outdoor temperature high and low temperature alarm

Frost point alarm [1 ℃ ~ + 4 ℃ (+ 30.2 ℉ ~ + 39.2 ℉)]

Maximum/minimum temperature memory function

℃ / ℉ temperature switch display

LED lights indicate alarm

Temperature measurement range:

    Indoor temperature: - 10 ℃ to 50 ℃ (+ 14 ℉ ~ + 122 ℉)

   Outdoor temperature: - 50 ℃ ~ + 70 ℃ (58 ℉ ~ + 158 ℉) -

Body size: 65 x 59 by 18mm

Use battery: 1.5V(AG13) * 1

The Features:

* indoor & amp; Is suing temperature display

* high/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 ℃ to 50 ℃ (+ 14 ℉ ~ + 122 ℉)

       Is suing: - 50 ℃ ~ + 70 ℃ (58 ℉ ~ + 158 ℉) -

The Product Dimension: 65 * 59 * 18 mm

Power supply: 1.5 V (AG13) x 1