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  • Temperature (Type K): -328 to 2501°F (-200 to 1372°C)
  • Temperature (Type J): -346 to 2012°F (-210 to 1100°C)
  • Basic Accuracy: ±(0.15% rdg + 1°C)
  • Resolution: 0.1°/1°

What's in the Box

  • Type K bead wire temp probe (-22 to 572°F)
  • 9V battery


The Extech TM100 Type K/J single input thermometer has a large backlit LCD display and a wide temperature range with 0.1°/1° resolution. The temperature readout on the Extech TM100 Type K/J can be displayed in °F, °C, or K (Kelvin) and the data hold function freezes the reading on the display.

The Extech TM100 has Max/Min/Avg readings with relative time stamp. The offset key is used for the zero function to make relative measurements. The Extech TM100 also has an auto power off with disable feature to help conserve batteries.

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