R&ouml;sle Dual Functioning Mini Grill and Oven Meat Thermometer, Set of 4 Set of four mini dual functioning thermometers Use for steaks: four colors make it easy to monitor four steaks to desired taste Use for meats: one each for poultry, beef, pork and lamb Extremely precise: highly sensitive and long lasting sensor; calibrated to a 10th of a degree Can be used in the oven, on the grill or in the frying pan; dishwasher safe Rosle offers lifetime warranty