Model 9867FDS Digital Thermocouple Thermometer from Taylor Precision. Folding probe. Accurate and stable temp readings – as quick as 4 seconds. Holdy function. Works from -40 deg F up to 450 deg F. Powered by an easy to find LR44 batteries. Can be recalibrated. Large easy to read .6″ readout with backlight. 1 Year Limited Warranty.