Timex TX1013 5.5-Inch Indoor/Outdoor Wall-Mountable Thermometer Sturdy wall-mountable thermometer for indoor/outdoor use Plastic case with rear hanger hole is durable and weatherproof Reads temperature from -40 to 140 degrees F (accurate to within +/- 2 degrees) Red pointer and bold 2-color dial area easy to read from a distance Measures 4.5 inches in diameter; 2-year warranty