Extension Lead Extension Cable Length 10 ft Plug/Connector Type Standard For Sensor Type Type J BX Armor Over Glass Filled Nylon 2 1/2 in Split Leads with 3/8 in BX Connector 20 ga Stranded Thermocouple Wire with 0.270 in OD SS Armor Over Braid Connectors Type J Std Jack made of Nylon Filled Thermoplastic Maximum Temperature 900 Degrees F/482 Degrees C Extension Lead