Features 【COMPATIBLE】: A general purpose temperature sensor head, available in 1/2'' thread type, standard manufacturing specifications, suitable for all temperature controllers. 【INCLUDING】: 1* RTD (resistance temperature detection) with PT100 temperature sensor head, 1* threaded PT1/2'', 1* protection tube, complete accessories to meet the needs of different projects. 【USE】: Simple structure, easy installation, the sensor head has a wide measurement range, and can measure the temperature from -200 to 420 degrees. 【OPTIONAL】: The protective tube lengths are 50mm/2in, 100mm/3.9in, 200mm/7.9in, 400mm/15.7, with strong practicability, exquisite workmanship and high flexibility. 【HIGH QUALITY】: Made of high quality stainless steel, the temperature sensor head kit is sturdy and durable, adaptable to various application environments, small and compact, perfect for carry-on and storage. Specifications: Condition:100% Brand New Material: 201 Stainless steel Color: As shown in the picture Temperature Range: -200~420 degrees Protection Tube Length: 50mm/2in, 100mm/3.9in, 200mm/7.9in, 400mm/15.7(Optional) Pipe Diameter: 8mm Thread Type: PT1/2'' Package List: 1* RTD (resistance temperature detection) with PT100 Temperature Sensor Head 1* Thread PT1/2'' 1* Protection Tube Package List