Product name; Refrigerator thermometer 1. Product specifications: 1. Temperature range: -20 ~ 60 (-4 ~ 140 ) 3. / (degree Celsius of electrical device) 4. Cut: 6.8x2.5x4.3cm After storing the hook, 6,8x6.1x1.4 cm after the release of the hook 5. Battery of the refrigerator thermometer: CR2032 * 1 6. When the temperature is less than -20 , it will display: "LL.L" When the temperature is greater than 60 C, it will display: "HH.H" Two. Gel alarm: When the temperature is between 4.0 C (39.2 F) and 7.9 C (46.2 F), the snowflake icon appears at the screen. Three. Instructions: The refrigerator thermometer can be turned off with the switch button to save electricity. Conversion of Fahrenheit keys and Celsius. The back of the product is equipped with a magnet and a hook, the magnet can attract the iron surface four. Packaging instructions: Neutral English box SIZE PACKAGE SIZE: 8 * 7.2 * 1.8 cm Weight: 37 grams (with battery and packing) Weight: 34 grams (without battery, packing included) Weight: 27 grams (without battery, without packaging) High precision thermometer with gel warning function Quantity delivered: 1 * PCS