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 round "banana" plugs, the same size as your test leads 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. Type K thermocouple with flat pin plug is available at: http://viot.us/showproduct.php?model=T7. WE DO NOT SELL ANY THING THAT is supposed TO WORK, WE SELL EVERY THING GUARANTEED TO WORK! IF THIS MAKES SENSE TO YOU, BUY FROM US! FEATURES: Type K thermocouple, temperature sensor 3 feet of insulated wire(insulation may melt at temperature above 750 degree F) on 2 round plug for input port(polarity by the color: Red: positive). 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 $4.99Volume/Reseller discount available, Email John for all question. PLEASE NOTE THE PLUG DIFFERENCE: Model T7, Round "banana" Plugs. PLEASE NOTE THE PLUG DIFFERENCE: Model T6 Below: PLEASE NOTE THE PLUG and 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