The Amprobe TMD-10 Dual Temperature Portable Thermometer is a completely portable dual input thermometer. The TMD10 features a digital dual display that displays T1, T2 and T1-T2. Choose between Celsius or Fahrenheit degrees measurement results. The TMD-10 will store and later display your minimum and maximum values. The TMD10 measures temperature with either Type K or Type J thermocouples. Ships as a complete kit with carrying case, two Type K probes, battery and manual.