Refrigerator Freezer Thermometer Fridge Refrigeration Temperature Gauge Home Stainless Steel Temp Stand Dial Type -20 to 20°C Description:Material: stainless steelSize: about 72 x 62 x 42mm/29.38x25.3x17.14"Dial diameter: about 42mm/17.14"Celsius and Fahrenheit display, Celsius: (-20 to 20 Celsius degree), Fahrenheit (-20 to 80 Fahrenheit)Dial surface is made of explosion-proof glass, can stand high temperatureReaction time: in 5 secondsCan stand and also be hungTemperature Measurement Accuracy:1 Celsius degree / 2 Fahrenheit