... DisplayPower Source12V DCDisplay SelectableºC or ºFMeasuring Range-200ºC ~ 2300ºC / -328ºF ~ 4172ºFSensor InputT,R,J,B,S,K,E ... in Swimming Pool, Aquarium, Refrigerator, Chiller, Furnace, Heater, Cook Device, Various Test and Industrial Equipment...etc.Featuresl High Quality ... Type-K Thermocouple (Length=2 meters; 0ºC ~ 800ºC) included 200-2300 C/F Temperature Meter PYROMETER W/Probe 12V+Thermocouple ...