Using a thermometer ensures correct temperatures so that foods cook properly. Easy-read candy thermometer, with universal temperatures in both Fahrenheit and Celsius, takes accurate temperature readings (between 60 and 400℉) for precision cooking. Perfect for deep frying doughnuts, French fries, fish, chicken, jelly, it even features easy-reference indicators for candy making, from thread to soft ball, firm ball, hard ball, soft crack, and hard crack.