Polder Original Cooking All-In-One Timer/Thermometer with Ultra Replacement Probe Ultra handy, high tech thermometer has a pre-settable alarm that works simultaneously with temperature and time The pre-settable alarm temperature range is from 32 to 392 degrees F, memory function saves last used temperature, 5 minute alarm. The combination probe thermometer and timer takes the guesswork out of cooking. Also comes equipped with memory for frequently used settings; makes a great gift idea for any kitchen enthusiast Set alarm to go off when it reaches set temperature, or set it to go off when set amount of time has elapsed