Product name thermocouple Type PT100 Temperature range 0C 150C Probe Size 0.5 x 10cm 0.2inch x 3.9inch (L D) Thread Diameter 8mm 0.31 inch A thermocouple is a device made up of two different conductors (usually metal alloys) that a voltage proportional to the temperature difference between the ends of a pair of conductors. This thermocouple has 3 fork contacts and is spring loaded to protect the sensor. Widely used in science and industry, including temperature measurement of furnaces, turbine exhaust gases, crude oil engines and other industrial processes. Outer material plastic, metal, rubber Overall length 1m 39.4 inch . Distance between fork terminals 0.5 m 0.196 inch. Main color white, silver. Net weight 44g Material plastic, metal, rubber Color as shown in the packaging 1 x thermocouple Only the above package content, other products are not included. Note Light and different displays may cause the color of the item in the a little different from the real thing. The allowable measurement error is 1 3cm.