The Taylor Classic Candy-Deep Fry Thermometer features large, easy-to-read to read temperature zones ranging from 100 F to 400 F. Insulated handle with built-in pan clip and easy to read markings for thread, soft ball, firm ball, hard ball, soft crack and hard crack candy stages. Durable stainless steel construction. From thermometers to altimeters used in fighter planes, Taylor has been developing the most accurate measurement products since 1851. Lifetime warranty.