TRIMEC, we look forward to your visit. If you have any questions, please feel free to contact us. ✨ 【Temperature Range】Indoor/Outdoor Thermometer Range: Indoor -10°C~60°C (14°F~140°F), Outdoor -40°C~60°C (-40°F~140°F), 100m/328ft transmission range (public). You can use it in the refrigerator, freezer, or outdoors to ensure the safety of your food. 【Audible Alerts】The wireless thermometer console features audible and visual alerts when the temperature exceeds the preset minimum and maximum alarm values. 【Easy-to-Read Display】Large digital LCD display. Recording the minimum and maximum temperatures provides a temperature history. This feature allows you to easily monitor temperature fluctuations in the refrigerator, providing a double guarantee of food safety. 【Multiple Installation Methods】The wireless thermometer is easy to install. The display can be placed on a table, hung on the wall, and attached to the refrigerator with magnets. The wireless sensor can be attached to the door or