Bi-Therm Pocket Thermometer,dial,0 to 220F (-10 to 100C) temperature range,1-3/4" superior grade dial,with 8" stem,/- 2F/1C accuracy of entire range,high-visibility dial,with vessel clip,anti-parallax dial/case,extended scale design,3 point calibration,shock protection,recalibratable,stainless steel exterior,NSF (must be purchased in case quantities)