Northern Brewer Folding Digital ThermometerThe Northern Brewer Folding Digital Thermometer features increased speed, accuracy, and a folding ergonomic design. Measures precisely between 58 and 572 Fahrenheit ( 50 to 300 Celsius) allowing you to hit precise strike water and mash steps or ensure exact pitching temperature for optimum yeast health. Rapidly displays temperature once the stainless steel probe is submerged in liquid The large LED display makes for easy reading thanks to a resolution