AMETEK’s Jofra DTI-050 fully traceable digital thermometer offers a measurement accuracy to +/-0.021°F. Designed with built-in, precise and stable reference resistors to minimize the effect of drift caused by ambient temperature, humidity and/or sensor aging, the thermometer features an easy-to-read LCD display and function keys; all operations can be performed using its keypad. 

AMETEK Calibration Instruments; 800-527-9999; http://www.ametekcalibration.com