Boveda for Cigars | One-Step Calibration Kit | Preloaded with 75% RH Humidity Control Pack | Precise Salt Test for Digital and Analog Hygrometers and Humidity Sensors | 1-count

INACCURATE HYGROMETER READINGS PUT PREMIUM CIGARS AT RISK. Precisely calibrate digital and analog hygrometer and humidity sensors, so they give accurate relative humidity (RH) readings of what’s going on inside a humidor PATENTED SALTWATER-BASED BOVEDA is the ultimate salt test! Do-it-yourself calibration methods, like bottle cap salt tests are imprecise and inaccurate EASY, MESS-FREE CALIBRATION—Simply place a hygrometer or humidity sensor in the airtight high-density bag with the enclosed Boveda humidity pack. Zip closed and check back in a day GET PRECISE RH READING IN 24 HOURS—If a hygrometer doesn’t read 75% RH, adjust by the number of points it’s off, then re-test. For added accuracy, do a 2-point calibration with a 32% RH Boveda One-Step Calibration Kit (sold separately) REUSABLE FOR MULTIPLE HYGROMETERS/SENSORS—Good for 3 months after opening (2 years if unopened in original packaging). Re-calibrate a hygrometer or humidity sensor every 6 months to keep it pe