The AllPoints Foodservice Parts & Supplies 621196 Refrigerator/Freezer Thermometer features a 2-inch dial for easy readability and a 3-1/2-inch flange for secure mounting. Its 6-inch stem allows for accurate temperature measurement in various settings. With a temperature range of -40° to 160° F, this thermometer is designed specifically for monitoring refrigeration and freezing environments, ensuring optimal food safety and storage conditions.