LED Digital Freezing Thermometer Refrigerator Thermometer Is Applicable To Kitchen, Family And Restaurant,Temperature MemoryDescription1 :Battery installation:Flip to the back of this product;Push open the battery cover in the direction indicated by the arrow Pi;Put two LR44 button batteries into the battery slotFunctional Overview:1. LCD display2. The opening size is 41mm in diameter (the measurement has a small error)3. Overall diameter 45.2mm (the measurement has a small error)4. Humidity display5. Humidity measurement range 10%99%6. Humidity display resolution 1%7. The humidity sampling cycle is 10 seconds (1 minute)8. Humidity measurement accuracy ±5%9. Rated voltage DC1.5v (1 AG13 button battery)10. Temperature measurement range -50 to 7011. Temperature measurement accuracy ±1 degree (under normal temperature)Description2 :BIG DIGITS LCD SCREEN: An easy-to-read extra-large LCD screen provides quick, at-a-glance measurements.MAX&MIN RECORD FUNCTION: Records Min and Max temperature provides the historical temperatures readings. With this feature, you can easily monitor the temperature change of your refrigerator and provide double protection to your food safety.STAND AND HOOK FOR HANGING: Equipped with foldable hook, which can be used by hanging in refrigerator and freezer rack or free standing only, it's very compact and convenient to keepSimple & Intelligent Operation: There are only 3 buttons Simple electronic thermometer. Just press the on or off button to switch the thermometer on/ off. Press °C/ °F button to select centigrade or fahrenheit. Once you reboot the thermometer, the max/ min temperature will be reset.WIDE RANGE & ACCURATE: The temperature range is from -20degree Celsius~50degree Celsius(-4~122) with high accuracy (±1°C/±2°F) allowing y, or to use this in the fridge, freezer or as a room thermometer for food safety or other applications.Specifications 1:Net weight:16.8gSize:4.5*4.5*1.5cmColor:white,black,blue,yellow,red,greenMaterial: Acrylic LCDSpecifications 2: