Refrigerator Temperature Gauge accuracy temperature monitoring: Tracks your fridge temperature with precision to record and low values. Wide range of 20 to 50 C (4 to 122 F). Accuracy ±1 C; resolution 0.1 C. Enhanced readability: Large HD display with clear numbers lets you easily read the current refrigerator temperature and ensure food storage conditions. Safe material and durability: Made from environmentally friendly waterproof material with IPX3 waterproof protection. Suitable for wet, cold, or hot environments, including greenhouses. Small and portable: Compact and portable design. Easily fixed on the back of your fridge or freezer with the included bracket. Also compatible with car fridges using the magnetic multiangle bracket. Practical use scenarios: Home kitchen: keep dairy, meat, and leftovers within safe temperatures to reduce spoilage. Freezer and cold storage: monitor and log /low temperatures to protect frozen goods. Travel and on the go: use in car or RV fridges to maintain proper temps during trips and camping. Greenhouse or horticulture: monitor ambient temperatures to protect delicate plants and produce. Specifications at a glance: Temperature range: 20 to 50 C / 4 to 122 F Accuracy: ±1 C Resolution: 0.1 C Material: environmentally friendly waterproof Waterproof rating: IPX3 Display: large HD screen Mounting: backoffridge/freezer bracket included; magnetic multiangle bracket for car fridges