The AllPoints Foodservice Parts & Supplies 1381042 Refrigerator/Freezer Thermometer features a 2-1/2" dial for easy readability and a 3-3/4" flange for secure mounting. It includes a 48" capillary tube with a 3/8" OD and a 2-1/2" long bulb, allowing for precise temperature monitoring in both refrigerators and freezers. With a temperature range of -40° to 60° F, this thermometer can be calibrated for accuracy. Its durable stainless steel housing ensures longevity and reliability, and it is NSF certified for safety and performance.