Cigar Oasis Caliber 4R Digital/Analog Hygrometer Hygrometers Ash-Stay is great for RV's

Ash-Stay is great for RV's

Prevents mold & Overdrying

Powered by a thin but durable electronic ribbon cable that fits through humidor seal

💧 Ultra-fine vapor mist with instant evaporation

Cigar Oasis Caliber 4R Digital/Analog Hygrometer Hygrometers Ash-Stay is great for RV'sThe accuracy of digital meets the beauty of analog. Released in 2014, this beauty has quickly become a staple because of both its beauty & accuracy. Built on the reliability of Caliber IV, this attractive classic analog design displays Humidity & temperature readings, Fahrenheit Celsius readings, 72 hour high low & averages for humidity & temperature, Gauges between 20 90% Relative humidity (RH) Advanced humidity sensor maintains accuracy to + 3% User