1Quality stainless steel patch probe for faster and more sensitive temperature measurement. 2Glass fiber shielding wire wit high temperature resistant ability, bending resistance, accurate temperature measurement. 3Anti interference, simple structure and small error, long life, widely applications. 4Suitable for power plant, sewage treatment plant, chemical plant, metallurgy plant, textile plant, food plant, paper industry. 550~300 of the temperature measuring range, 6mm / 0.24in of the hole diameter size.1 x Temperature SensorCondition: 100% Brand NewItem Type: Temperature SensorMaterial: PlasticModel: PT100Patch Hole Diameter: Approx. 6mm / 0.24inProbe Material: Stainless steelTemperature Range: -50~300 Degrees CelsiusNumber of Wires: Three wire systemWire Protection: High Temperature resistant glass fiber shielding wireTerminal: UT terminalApplication: Power plant, sewage treatment plant, chemical plant, metallurgy plant, textile plant, food plant, paper industry, etc.