Taylor Precision 8215N 8-Inch Bi-Therm Pocket Dial Thermometer, 1.75-Inch Dial, 0 to 220 Degree F, NSF 1-3/4" Dial thermometer Temperature range 0 to 220 degree F with a degree division of 2 degree F 3 Point calibration for +/- 2 degree accuracy of entire range Superior shock protection Anti-parallax dial/case design