Okayji Stainless Steel Digital Kitchen Temperature Test Pen, Black A must have for all cooking enthusiasts, the perfectionists, the master chefs at home or at restaurants. Cook your food just perfect, by checking the temperature. Digital thermometer with stainless steel sensor probe simple LCD display for easy reading measures in Fahrenheit or Celsius temperature range:50c to 300c / -58f to 572f wide range of applications: Barbecue / food processing / refrigeration / brewing / pharmaceutical / laboratory / energy management etc.