Analog Thermometer -60 Degrees to 120 Degrees F/-50 Degrees to 50 Degrees C 18 in dia (2) 1/4 in Mount Hole Dial Design Black Scale on White Dial (F)/White Scale on Black Dial (C) Application Commercial and Residential Storage Areas Indoor/Outdoor Food Preparation Cold Rooms/Refrigerators Wall-Mount Temperature Graduations 2 Degrees F