Extech EA10 EasyView -200 Degrees to 1999 Degrees Farenheit and -200 Degree to 1360 Degree Celsius Dual Input Thermometer with 2 Type K Probes Displays T1 and T2 or T1-T2 and T1 or T1-T2 and T2 on large dual LCD Measuring range from -200 to 1999?F (-200 to 1360?C) Selectable units in ?C/?F or Kelvin Min/Max with timer function Relative function