Highly accurate thermometer, accepts any type K or J thermocouple probes. Fast response time over a wide temperature range, and high resolution. Advanced features include a large easy to read 3½ digit LCD, hold, auto power off, min/max/avg, and relative temperature functions. An RS232 port enables downloading of test results to a computer. Also has a built in timer handy for measuring temperature stabilization time and for other applications. Comes ready to use in a soft carrying case with a beaded wire probe (Ambient Type K probe 800077), and 9V battery. N.I.S.T. traceable certificate of compliance available.