Features PREMIUM MATERIAL The temperature sensor is made of high quality stainless steel, anti-rust, anti-corrosion and durable. Easy Installation: The structure is simple and easy to install. The available thread type is 1/2''. Wide measuring range: It has a wide measuring range and can measure temperatures from -200 to 420 degrees. High efficiency: exquisite workmanship, high performance and high efficiency. Universal Fit: 100% new product can fit all temperature controllers. Specifications: Condition: 100% new Material: 201 stainless steel Color: as shown in the picture Temperature range: -200~420 degrees Protection tube length: 50mm/2", 100mm/3.9", 200mm/7.9", 400mm/15.7 (optional) Pipe diameter: 8 mm Thread Type: PT1/2'' Package List: 1 * RTD (Resistance Temperature Detection) with PT100 Temperature Sensor Head 1 x PT1/2'' thread 1 x Protection Tube Package List