Oakton Temp-300 Dual-Input Thermocouple Datalogging Thermometer logs up to 2000 sets of readings in real time with date and time stamp. USB output lets you transfer data to your computer. Automatic field calibration ensures accurate measurements.Temp-300 Dual-Input Thermocouple Datalogging Thermometer accepts dual inputs from type J, K, T, E, R, S, N or B thermocouple probes with miniconnector. Sealed keypad and rugged ABS case meet IP54 standards for splash resistance. Large, backlit display shows readings in °F, °C, °R or Kelvin. Seven-button control panel walks you through easy-to-use menus. Selectable log intervals from 1 second to 60 minutes. Features include min./max., hold, average, offset, clock, countdown timer, out-of-range alarm with audible and visible indicators, auto shutoff and low battery indicator. Includes three AA batteries.