Easy to read digital pocket thermometer. 1 " diameter dial with handy C/F switch and on/off switch. Readings from -40°/302°F and -40°/150°C. Overall length is 5-1/2 " with a 4-3/4 " stem. Handy pen style casing with pocket clip. A chart showing proper cooked temperatures is also included. CANNOT BE LEFT IN WHILE COOKING OR MICROWAVING. Blister packed .