For classroom, lab or industrial use
Temperature and humidity in one unit
Large, 4 inch dial is easily read from a distance
Humidity is measured by a synthetic hair hygrometer with a range of 20-100% RH and an accuracy of ±5%. Inner dial displays temperature using a bimetal thermometer, with a range of -30° to 130°F and an accuracy of ±2°F. Plastic face meets rigid food industry requirements. Complete with wall mounts. Weight: 3.7 oz.