Precision cooling and frost control: with thermal fuses and defrost sensors, this unit monitors and maintains your fridge's internal temperature, reducing frost buildup and enhancing cooling efficiency. Durable, reliable construction: made from corrosionresistant material and designed to withstand extreme temperatures, ensuring performance across a wide range of refrigerator models. Broad compatibility: suitable for use in household refrigerators, commercial coolers in supermarkets or convenience stores, dormitory minifridges, and other refrigerator units. Clear target use cases: ideal for homeowners who want to keep foods fresh, renters who maintain appliance efficiency, restaurant operators requiring storage conditions, and enthusiasts who enjoy handson appliance maintenance. Practical use scenarios: Home kitchen: helps keep perishable foods fresh by maintaining stable temperatures. Retail or foodservice displays: supports consistent temperatures in display coolers to preserve product quality. Dormitories or small offices: ensures compact fridges stay within safe temperatures for food safety.