Flukes' 54-2B Dual Input Digital Thermometer captures measurements fast & accurately in a splash & dust resistant impact absorbing case. This convenient thermometer has a large backlight dual display that shows any combination of T1, T2, T1-T2, Plus MIN, MAX or AVG. It also data logs up to 500 points & is equipped with J, K, T, E, N, R and S thermocouple types. Sleep mode increases the battery life of the typical 1000-hour battery. Able to read in °C, °F, or °K, this digital thermometer includes 2 80PK-1 Bead Probe Thermocouples.