Thermistor Temperature Tester, single zone, digital with model 1050 Vet probe, 5" x 2" x 10", temperature range -40 to 302°F (-40 to 150°C), ±0.3°F ( ±0.2°C) or ±0.5° of reading (whichever is greater) temperature accuracy, scan mode, auto shut-off, backlight, sealed keypad, storage case, 9V battery (Cooper)