2 Wireless Sensors: Built-in console and 2 remote sensors, the wireless refrigerator thermometer can simultaneously display the indoor temperature and 2 groups of outdoor temperature. You can use it in the refrigerator, freezer or outdoors. It will provide safe food storage and help you in a healthy life. Note: The user manual only has the English version, not in Italian.If you need the Italian version, please contact us and we will send you by email Record Max/Min: Temperature Range: ±2°F (±1°C). The range of indoor/outdoor thermometer: indoor -10℃~60℃(14℉~140℉), external -40℃~60℃(-40℉~140℉). The accuracy can reach ±1℃/±2°F.The transmission range is 100M / 328ft (open area). The freezer thermometer can record historical readings of maximum/minimum temperature. Indicates the current temperature trend via the up, down and parallel arrow Audio Alarm Setting: The refrigerator thermometer can be manually set to the Max/Min alarm value. The alarm will sound when the temperature value reaches the top/bottom point. It is helpful for you and your family to know the temperature and make some changes over time Easy to use: With 6 function keys, just press the corresponding key to operate, change Celsius or Fahrenheit and clear the Max/Min records. Plus, the compact and intuitive design makes it perfect for mounting on all types of refrigerators or freezers Mounting Options: With the built-in magnets, hanging hole and bracket on the back, you can fix the main unit on your refrigerator door, hang it on the wall or stand on the table. Can be placed in baby's room, home, greenhouse, basement, warehouse, kindergarten, etc. It is a perfect Mother's Day gift