High Accuracy: Perfectly combines humidor hygrometer and thermometer into one, fast response that measures every 15 seconds with 15 sensitive VENTS to provide updated and accurate readings, so you can clearly see the humidity of the cigar and the temperature and humidity around the cigar. Wide measuring range that measures temperature from 14℉ to 122℉(-10℃~50℃), temperature accurancy range around +/-2℉( +/-1℃). Humidity sensor measures humidity from 20% to 90%, humidity accurancy range around +/-8% Upgraded Design: With a external DUAL SENSOR - RETRACTABLE plug-in STAINLESS STEEL probe,sturdy and durable.Specially designed for cigars,Insert the cigar into the dual probe humidity sensor and press OK switch,you can easily detect the humidity inside the cigar,no worry about loosening tobacco flakes.When not in use just retract it and will not hurt your fingers under any circumstances.This humidor hygrometer was practical and convenient[The new version of this item is printed with TISFA logo] Easy Read and Operation: The humidity gauge with a large DIGITAL LCD DISPLAY,easy to read current temperature and humidity and battery power.Built-In 2 user-friendly buttons,one is ℃/℉ SWITCH that you can switch °C/°F according to your preference.The other one is OK SWITCH that the humidity gauge indicate the current humidity level of the cigar. BATTERY INCLUDED and PRE CALIBRATED,so you can use directly once open the box. Beside,you can recalibrate the temperatue and humidity values as you like(WITHOUT OFF FUNCTION) Compact and Portable: Humidity gauge is SMALL and LIGHT enough for saving space and carrying outdoors.SIZES about 1.9‘’*1‘’*3.1‘’,You can take it anywhere you go.Suitable for greenhouse,office and wine cellar,cigar humidor and other places that need to monitor temperature and humidity levels,enjoy the convenience its bring,also come with a packed box,so purchase our cigar accessories for men and women as the ideal gift for Father’s Day,Mother’s Day,business partners or anyone who loves cigars After Sale Service:Every cigar accessories has undergone rigorous inspection. and we take customer satisfaction very seriously and always welcome your feedback. Any question or problem, contact us and you will get a satisfactory solution