Designed for use in household refrigerators, commercial coolers in supermarkets or convenience stores, dormitory small fridges, and other refrigerators to keep food fresh in any setting. Maintains freshness with a defrost sensor featuring a thermal fuse, designed to precisely monitor and maintain your fridge's internal temperature, prevent frost buildup, and enhance cooling efficiency. Compact, space saving sensor integrates seamlessly into your fridge without occupying valuable space, helping optimize energy use and lower the household electricity bill. Made from corrosion resistant materials and able to withstand extreme temperatures, ensuring reliable performance across various refrigerator models. Key attributes Function: defrost sensor with thermal fuse for temperature control and frost management Compatibility: suitable for household refrigerators, dormitory small fridges, and commercial coolers in supermarkets or convenience stores; works with a range of refrigerator models Size: compact design that installs without occupying space Material: corrosion resistant construction that withstands extreme temperatures Performance: maintains stable internal temperatures, helps prevent frost buildup, improves cooling efficiency, and supports energy efficiency Use scenarios In a home kitchen refrigerator to maintain consistent temperature and keep perishable foods fresh In a dormitory or office small fridge to ensure reliable cooling and energy efficiency for limited space In a supermarket or convenience store commercial cooler to support product quality and reduce energy consumption while maintaining temperature control