Know the ambient temperature of your refrigeration units with a glance with the Taylor 1443 digital refrigerator / freezer thermometer! This compact thermometer displays temperature from -4 to 140 degrees Fahrenheit on a large 1" display so you can view it from a distance. It can conveniently switch between Fahrenheit and Celsius measurements, and back-mounted magnets let you pin this thermometer on a freezer's interior wall. It also comes with a foldable hanger so that it can attach to the bottom of a wire shelf or stand on its own.