The kettle thermometer is one of our most popular. It is ideal for measuring the temperature during wort production, yeast pitching, cheese making, and many other uses. The kettle thermometer features a 2 inch wide face, a 9 inch long probe, and a movable clip that holds the thermometer at approximately a 45 degree angle inside the kettle.0-220 degree F range (-15C - 110C). features a calibration screw behind the face to adjust temperature to a known standard.