This talking kitchen thermometer measures food temperature with great speed and accuracy. Press the bright, yellow button and food temperature is spoken back in a clear female voice within 5-6 seconds. Results can be spoken in Fahrenheit or Celsius and range from -58 to 572 degrees Farhenheit. Thermometer cannot be left in the oven with the food. Unit requires 2AAA batteries (included) and comes with a protective sleeve for the metal probe.