2 Wireless Sensors for Different Locations - With built-in console and 2 remote sensors, you can place sensor in refrigerator or outside.Wireless refrigerator thermometer can simultaneously display indoor temperature and 2 groups of fridge/freezer or outdoor temperature, that means the screen will show 3 temperatures at the same time. Audible Alarm Function - Equipped with an audible alarm, when the temperature exceeds the preset minimum and maximum alarm value, thermometer will emit an audible alarm to remind you and your family to know about temperature variations and carry out certainchanges over time.3.6Inch HD Large Screen &amp; Record Min and Max - Indoor Outdoor Thermometer with HD LCD Display.Large data size for comfortable viewing day and night.Record and display max/min temperature.Indoor: -10-60??C;Outdoor: -40-60??C;Transmission Range: 30M / 98.4ft Press ??/��H key to switch to Fahrenheit or Celsius Easy Installation. Widely Used - You can place the sensor in refrigerator or outdoor.On the main unit, there is a hole for hanging and a stand on the back, you can hang it on the wall or stand on the table.</p>