The Fluke 51 Series II Thermometer is a single input digital thermometer with high accuracy and fast response times to capture measurements. The 51-2 Thermometer features a rugged design with holster, time stamp, dual display with backlight and MIN/MAX/AVG recording with Time Stamp. The large screen displays your measurements in Celsius, Fahrenheit or Kelvin. This digital thermometer accepts Type-K, J, T & E thermocouple types. Includes one Type K bead probe thermocouple.