Taylor Precision Products Classic Line Candy/Deep Fry Thermometer An easy-to-read face measures temperatures from 100- to 400-degrees Fahrenheit. The adjustable clip secures the thermometer to the cooking pan for safety and stability. Markings on the thermometer's face shows the range of proper candy temperatures, from thread to hard-crack. The thermometer measures 8-inches in length, and features a plastic carrying case marked with the suggested temperatures for a variety of candies and deep-fried foods. This thermometer should be cleaned with a damp cloth and wiped dry.