Polder Digital In-Oven Thermometer/Timer, Graphite Color with Ultra Replacement Probe The combination probe thermometer and timer takes the guesswork out of cooking. The pre-settable alarm temperature range is from 32 to 392 degrees F, memory function saves last used temperature, 5 minute alarm. Includes 2 rear wall mount magnets, USDA food temperature cooking chart. Powered by 1 AAA battery (included). The upper limit for the silicone probe remains 362 degrees Fahrenheit. Comes with NEW ultra replacement in-oven probe.