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 assembly: 100% of a new product can be suitable for all temperature regulators. Specifications: Condition: 100% brand new Material: 201 stainless steel Colour: as shown in the picture Temperature range: -200~420 degrees Protection tube length: 50mm/2 inches, 100mm/3.9 inches, 200mm/7.9 inches, 400mm/15.7 (optional) Tube 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 * Protective hose Package List