Test key for thermometers using an HI 765 series probe
It allows a quick calibration check of the thermistor thermometers
Calibration check key at -4 degree F
Simply connect the key to the meter and verify that reading is within the key value +/-0.4 degree C (or +/-0.8 degree F)
Verify that reading is within the key value +/-0.4 degree C (or +/-0.8 degree F)

Technical Details

Product Details

Package Dimensions
Width : 2.9 inch
Height : 0.5 inch
Length : 3.9 inch

Shipping Weight: 0.16 ounce (View shipping rates and policies)

ASIN : B0085Y7380