You are looking at a brand new Type K thermocouple, Temperature Sensor, Tool Park for DMM and Lab Instruments. This is a K type thermocouple, with 3 feet insulated wire and K type mini plug, with 2-flat-pin mini plugs. If you do not know what this is for, this item is not likely for you. This sensor goes with any equipment that takes K type thermocouple input, including clamp meter or multimeter. HVAC folks: its easier if you have 2 of the thermocouples when you are out taking system sub-cool and super-heat. one for each line, just switch at the plug. No waiting to switch the sensor tip location from line to line and wait for the temperature to get steady. take booth temperatures to save you valuable time.Another model available with a pipe clamp: http://viot.us/showproduct.php?model=CT9 FEATURES: Type K thermocouple, temperature sensor 3 feet of insulated wire(insulation may melt at temperature above 750 degree F) on 2-pin flat mini plug for input port(polarity marked on the plug). as accurate as any type K thermocouple can be. compatible with most Fluke meters take mini-plug thermocouple intake In stock and ready to ship. Flat shipping rate to any where with US zip code. Retail Value: $$9.95. Buy It Now Direct Now $4.99 Volume/Reseller Discount available, Contact John For more information PLEASE NOTE THE PLUG DIFFERENCE: Model T6 Below: PLEASE NOTE THE PLUG DIFFERENCE: Model T7, Round "banana" Plugs. PLEASE NOTE THE Pipe Clamp: Model CT9: WE SUPPLY HVAC SCHOOLS AND CONTRACTORS! EMAIL ALL QUESTIONS TO JOHN Every buyer gets a MyStoreRewards invitation for cash back Add a map to your own listings. FREE Trial! Track Page Views WithAuctiva's FREE Counter