accuracy temperature monitoring: measures fridge temperature with precision to record and low temperatures. Temperature range covers 20 to 50 C (4 to 122 F) with an accuracy of about 1 C and a resolution of 0.1 C, helping you maintain food safety and proper storage conditions. Enhanced readability: features a large, clear definition display with easily read digits so you can quickly check the current fridge temperature at a glance. Ecofriendly and durable construction: built with an IPX3 waterproof structure and ecofriendly waterproof material, the thermometer functions reliably in wet, cold, or hot environments, giving you peace of mind about grocery safety. Convenient, spacesaving installation: compact and unobtrusive design that can be fixed on the back of a refrigerator or freezer or hung with a bracket. Also suitable for car refrigerators. Practical use scenarios: Home kitchen and pantry: monitor the fridge and freezer to ensure safe storage of dairy, meat, and leftovers. Travel and on the go: attach to a car refrigerator to keep beverages and medicines within safe temperatures during trips. Small offices or shops: use with display or beverage refrigerators to maintain consistent cooling and comply with storage guidelines.