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 refrigerator/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 minimum and maximum alarm value, the thermometer will emit an audible alarm to remind you and your family of temperature variations and to make timely adjustments.

3.6 inch HD Large Screen Records Min and Max - Indoor and outdoor thermometer with HD LCD display. Large data for convenient viewing day and night. Records and displays max/min temperature. Indoor: -10-60 °C; Outdoor: -40-60 °C; Transmission Range: 30M / 98.4ft (open area). Press the \"℃ / ℉\" key to switch between Fahrenheit or Celsius.

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

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 place it on the table.