Freezer and Cooler Analog Hygrometer

Analog Hygrometer Scale Type Dial -10 Degrees to 80 Degrees F Primary Scale Temperature Dial Design Black Scale on White Dial with Red Yellow White and Blue Segments for Freezer Deep Chill Cooler and Danger Zone Range Case Material ABS Plastic Graduations 2 Degrees F/2 Percent RH Humidity Range 0 Percent to 100 Percent Wall-Mount 12 in dia