2 Wireless Sensors for Different Locations - With a built-in console and 2 remote sensors, you can place the sensor in the refrigerator or outdoors. The wireless refrigerator thermometer can display indoor temperature and 2 groups of fridge/freezer or outdoor temperature simultaneously, meaning the display shows 3 temperatures at the same time.

Audible Alarm Function - Equipped with an audible alarm, when the temperature exceeds the preset low and high alarm values, the thermometer will give an audible alarm to remind you and your family of temperature variations and make timely adjustments.

3.6 inch HD Large Screen & Record Min and Max - Indoor outdoor thermometer with HD LCD screen. Large data for convenient viewing day and night. Record and display max/min temperature. Interior: -10-60C; Exterior: -40-60C; Transmission range: 30M/98.4ft (open area). Press the \"C/F\" button to switch Fahrenheit or Celsius.

Battery Powered & Intimate Service - The main unit requires 2*AAA (not included), 9.5*8*2cm; Each sensor 2 * AAA (not included), 10.5 * 3.5 * 1.5cm.

Easy Installation & Widely Used - You can place the sensor in the refrigerator or outdoors. The main unit has a hanging hole and a bracket on the back, you can hang it on the wall or stand it on the table.