Features: _x000D_ 1.Dual Scale Dial Thermometer: 0 to 220, -10 to 100. Our Dial thermometer monitor show both fahrenheit and celsius._x000D_ 2.Food Grade Material: The dial thermometer is made of 304 stainless steel. The red washer is made of food grade silicone. So our dial thermometer have good heat resistant & corrosion resistance._x000D_ 3.Automatically & Accurately Measure: The temperature sensor is on the 2 inch probe that features high sensitivity. Only the probe touch the liquid or air and so on, our dial thermometer will automatically test temperature._x000D_ 4.Large Glass Face - Easy to read: Our dial thermometer has a large 3 inch glass dial and clear numbers ,so it is easy to read._x000D_ 5.Unique 1/2 NPT Thread Design: 1/2 NPT male thread dial thermometer can be installed on 1/2 female thread fitting. This bi-metal thermometer perfect for home brew kettles &stock pots&mash tuns& fermenter and so on. _x000D_ _x000D_ _x000D_ Specifications:_x000D_ Condition:100% Brand New_x000D_ Material: 304 stainless steel, food grade silicone_x000D_ Color: As shown in the picture_x000D_ Size: Approx.80*91.5mm / 3.1*3.6in _x000D_ _x000D_ _x000D_ Package List: _x000D_ 1 x Bi-metal Thermometer _x000D_ 4 x Fitting _x000D_ _x000D_ _x000D_ Note:_x000D_ 1. Drill a 7/8" diameter hole for weldless installing._x000D_ 2. To prevent leaking, wrap the 1/2" threads with PTFE tape prior to threading into the port._x000D_ _x000D_ 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 11.Dual Scale Dial Thermometer: 0 to 220, -10 to 100. Our Dial thermometer monitor show both fahrenheit and celsius. 22.Food Grade Material: The dial thermometer is made of 304 stainless steel. The red washer is made of food grade silicone. So our dial thermometer have good heat resistant & corrosion resistance. 33.Automatically & Accurately Measure: The temperature sensor is on the 2 inch probe that features high sensitivity. Only the probe touch the liquid or air and so on, our dial thermometer will automatically test temperature. 44.Large Glass Face - Easy to read: Our dial thermometer has a large 3 inch glass dial and clear numbers ,so it is easy to read. 55.Unique 1/2 NPT Thread Design: 1/2 NPT male thread dial thermometer can be installed on 1/2 female thread fitting. This bi-metal thermometer perfect for home brew kettles &stock pots&mash tuns& fermenter and so on.