This candy/deep fry thermometers has 2-inch dial readout with pocket clip and is ideal for use in deep fryers or candy pans. One of the most vital steps in making candy is keeping an eye on the batch’s temperature, because different steps must be done at different temperatures or it won’t come out correctly. Tha is measures from 100-degree to 400-degree fahrenheit temperature. NSF Listed. Measures 6-3/4-inch length.