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1. Temperature range: -20 Degrees Celsius to 60 Degrees Celsius 2. Refrigerator thermometer battery: 1 x CR2032 3. When the screen prompts the battery is low, please pay attention to replace the battery 4. If the temperature is lower than -20 Degrees Celsius, it will display: "LL.L" 5. If the temperature is higher than 60 Degrees Celsius, it will display: "HH.H" 6. Turn off the refrigerator thermometer through the switch button, saving electricity 7. Fahrenheit Degrees Celsius by key switch 8. The back of the product has magnet and hook
Frost alarm: 1. Temperature range: 4.0 Degrees Celsius to 7.9 Degrees Celsius 2. When it runs within this pick, the snowflake icon will appear on the screen
