The dial hygrometer / thermometer is ideal for classroom, lab or industrial use. Large, clear, 0 to 100% RH scale on 4" dial. Easily read from a distance. Uses a precise synthetic hair hygrometer with an accuracy of ±5%. Plastic face meets food industry requirements. Inner dial shows temperature using a bimetal thermometer, with an accuracy of ±2°F. Wall mounts. N.I.S.T. traceable Certification Report available.
- True dial reading
5 year warranty