For those who are pros or who just want to dabble in the delight of making fudge truffles dipped candies and other sweets this chocolate tempering thermometer will prove invaluable. It measures from 40 to 130 degrees Fahrenheit in single degree increments for added accuracy. It???s made of durable laboratory glass and has a non-mercuric gauge. The high visibility scale adds to its convenience. Included are a protective sheath and chocolate tempering instructions. Temperature Range: 40 to 130F Material: Durable laboratory glass Origin: China Cleaning & Care: Wipe clean with damp cloth Special Features: Temperature guide included on sheath