HACCP Auditor, type T thermocouple sensor, measurement range: -328°-752° F (-200°-400° C), 5 button keypad, full graphic LCD display, 6-pin Lumberg socket, programmable, records & stores, (2) 1.5v "AA" Alkaline Penlight cells (included) or rechargeable Ni-Mh (not included), ABS housing