Very suitable for refrigerators-the temperature range is from -20C/-4F to 60C/140F, allowing you to use it in refrigerators, freezers or general indoor thermometers. The operation is very simple-this is the simplest electronic thermometer on the market, with only two buttons. Just press the on/off button to turn on the thermometer and select the degree or Fahrenheit. Large numbers-You can easily read the display with large bold numbers just by looking at it from across the room. Very suitable for people with poor eyesight. The temperature range is from -20C/-4F to 60C/140F, allowing you to use it in a refrigerator, freezer or as an indoor thermometer. Magnetic backrest, bracket and hanging hook-3 different placement options, you can use the rear magnet to stick it on the refrigerator door, or use the bracket to place it on the desktop, and finally you can turn the bracket over and hang it on the refrigerator A hook on a shelf or refrigerator Features: The refrigerator thermometer can be turned off by the switch button, saving power; Convert Fahrenheit by key; There are magnets and hooks on the back of the product. Packing: thermometer + English manual + white box Safety warning (important): Do not use in severely humid environments Specification: Size: 6.7x2.5x1cm Temperature range:-20 to 60; Refrigerator thermometer battery: CR2032 contains a screen prompt, when the battery power is low, please pay attention to replace the battery. Frost alarm: temperature range: 4.0C to 7.9C, when running within this range, a snowflake icon will appear on the screen.