Digital Refrigerator Thermometer with Alarm, Dolamen Water-resistant Freezer Thermometer with Hook, LCD Display, -4~122 Temperature Range, Max/Min Function, Perfect for Fridge, Freezer and Indoors. [Easy to Read Display]: The fridge thermoneter has an east to read electronic LCD display, large digits in 2.1*0.6 inches, you can learn the accurate temperature (included Max/Min/Immediate temperature) informance if your fridge and freezer rooms all the time. [Intelligent Operation]: Environmental thermometer, coming with 3 buttons, Pressing power button to turn on/off. / button to switch between Centigrade and fahrenheit. Easily to help us avoid food perishable in the refrigerator and freezer. [Extensive Messuring Range]: The temperature range from -4F to 140F(-20C to 60C). Accuracy: 2F(1C). Allowing you to use this in the fridge, freezer. It can also act the role of general thermometer for indoor or outdoor use. [Portable Setting]: Equipped with foldable hook, which can be used for display by hanging in fridge/freezer rack or free standing only. [Water-proof]: Waterproof in level PIX3 to protect inner sensor system, to make sure it is working ub a safe and consistent manner.