Polder THM-389-90 Stable-Read Digital Kitchen Thermometer, White New, exclusive technology delivers accurate readings in as fast as 4 seconds Simply insert the probe, press the button and wait for the 'beep'; no more guessing when the stable temperature is reached Reading is held until reset, no more bending and straining to read the result Temperature range: -49F to 392F (-45C to 200C) One CR2032 battery included