ITEM NAME:Portable Magnetic Back Digital Display Thermometer with LCD Indicator Alarm #JT1 Product Description Description: Functions: Temperature display (alternative indoor/outdoor temperature mode) Highest/ lowest temperature alarm function (default setting: highest 28 °C; lowest 18 °C) Setting the random temperature alarm range Temperature unit  °C/ °F changeable LED alarm indicator light Specification: Temperature Range: Indoor: -10 °C-+50 °C (+14 °F - +122 °F) Outdoor: -40 °C-+70 °C (-40 °F - +158 °F) Power-supply: 1.5V (AAA) x 1 Net weight: approx. 46 g Size: approx. 70 X 62 X 23 mm/2.76 X 2.44 X 0.91 in Included: 1 X Thermometer 1 X User Manual.LED alarm indicator light. Setting the random temperature alarm range. Highest/ lowest temperature alarm function (default setting: highest 28 °C; lowest 18 °C). Temperature display (alternative indoor/outdoor temperature mode).