Professional thermometer with high accuracy & 0.01 resolution. Accept multi type temp. probe input : platinum PT 100 ohm, thermocouple type K/J/T/E/R. With 0.01 high resolution both for Platinum & Thermocouple probe input. PT 100 probe input cooperate with an 0.00385 alpha coefficient, meet DIN IEC 751. Cooperate with 4 wires Pt-100 ohm probe, high precision. Wide range display from -100 to 1370 ℃ ( type k ). Build in ℃ & ℉ select button on the front panel. Build in 0.01& 0.1select switch on the front panel. Super large LCD with unit display, easy readout. Data hold function for stored the desired value on display. Sensor select button on the front panel, easy to change different type probe. Memory function to record the maximum & minimum reading with recall. Build the REL. button, useful for relative measurement. Built-in low battery indicator. Optional heavy duty & compact housing case, designed for easy carry out.