Product details of Refrigerator Freezer Thermometer Fridge Refrigeration Temperature Gauge Home Stainless Steel Temp Stand Dial Type -20 to 20°C Refrigerator Freezer Thermometer Fridge Refrigeration Temperature Gauge Home Stainless Steel Temp Stand Dial Type -20 to 20°C Description: Material: stainless steel Size: 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 temperature Reaction time: in 5 seconds Can stand and also be hung Temperature Measurement Accuracy:1 Celsius degree / 2 Fahrenheit