Quad thermocouple input from J, K, T and E-type probes * Data Logging up to 9,999 memory positions * Large backlit easy-to-read display; Protective Boot; Calculates T1 - T2 and T3 - T4 * Includes temperature probe(s), boot, batteries, operators manual, software and USB interface cable * Temp range -346-Degree to +2192-DegreeF (J), Temp range -328-Degree to +2498-DegreeF (K)