This easy to use talking food thermometer announces the temperature of food in either degrees Celsius or Fahrenheit in a clear female synthetic voice, and also displays the reading clearly on the LCD display. On the top of the unit is a molded hanging clip that can be used to store the thermometer when not in use. The thermometer can also be used with liquids. The additional LCD screen which displays the temperature in 42 point font. The metal probe measures 12.5cm in length and it comes with a protective cover with clip. It has an automatic power off after 10 minutes and a battery life in standby mode of 4000 hours. The temperature measuring range for the unit is between minus 50 and 300 degrees Celsius and minus 58 and 572 degrees Fahrenheit. Requires two AAA batteries (not included) Please note: Directly below the battery compartment there is a small red button. This is recessed and changes the temperature between degrees Celsius or Fahrenheit.