Amazon.com : Fischer Sauna Hygrometer 6.3", 192-01EN (English Version) - Made in Germany : Patio, Lawn & Garden
Amazon.com : Fischer Sauna Thermometer (°Fahrenheit) & Hygrometer 6.3 Inches, 195-01F - Made in Germany : Patio, Lawn & Garden
Fischer: 118.01, polymeter, thermo-/hygrometer for measurement and determination of air temperature, absolute and relative humidity, saturation vapour pressure, dew point and saturation deficit, suitable for outdoor use and high humidity
Synthetic Hair Hygrometer
Fischer Weather station Hair-Hygrometer Stainless Steel
111T | Hair hygrometer with thermometer | Fischer Barometer