Dual Input Adapter - Part# TA2K
Converts any multimeter with .001 volt DC measurements capability into a dual measurement temperature tester. Forward facing control panel makes measurement model selection easy. The dual input TA2K works with any multimeter that measures DC millivolts. It accepts type K thermocouples that have matching plugs. You can enhance its display options using your multimeter's data hold and other advanced functions.
Specifications:

Accuracy
+/- 2%, +/-4ºF from -40 to 750
+/- 2% above 750

Range
-40 to 1200ºF (-40 to 650ºC)

Operating conditions
45 to 90 ºF @ 0-90% RH

Battery 9V, typically lasts 100 in continuous use
Plugs standard 4mm 3/4" apart
Dimensions: 2-1/8"H x 3-1/2"W x 2"D
Weight 2 ounces