FLUKE 51 II 60HZ SINGLE INPUT THERMOMETER, 60HZ NOISE REJECTION * Relative time clock on MIN, MAX, and AVG provides a time reference for major events * Electronic Offset function allows compensation of thermocouple errors to maximize overall accuracy * Measures J, K, T, and E-types of thermocouples * Readout in ºC, ºF, or Kelvin (K) * Splash and dust resistant case protected by impact absorbing holster * User-friendly front panel is easy to set up and operate * Sleep mode increases battery life; typical 1000-hour battery life * Battery door allows easy battery replacement without breaking the calibration seal * Optional ToolPak accessory allows the thermometer to hang from any metal object (with the rare earth magnet) or secure around a pipe (with hook-and-loop straps) for hands-free operation. * 3 year warranty