From the product description, check product page for current description, price and availability:

Keep better control of your mash temps! This Floating Thermometer will float right in your mash, giving you real-time temperature readings.

8″ long, 0-220 degrees Fahrenheit range.

Please Note: Item shipped may vary slightly from photo due to fluctuating supply. Thermometer is glass and can break if tapped against another object, this is especially true when used in boiling water or wort.