Features: 1.The electronic humidity thermometer allows you to easily understand the temperature and humidity inside the humidor 2.Allows you to observe at any time and better protect the cigar, so that your cigar can be stored for a long time without being damaged 3.Digital electronic thermometers and hygrometers for measuring indoor temperature and humidity are also a perfect tool for measuring cigar boxes 4.Suitable for cigars and accessories, give it to friends who like cigars around, help them protect cigars 5.Believe that my friends will be very happy to receive this gift, which is a supplement to their own cigar accessories specification:Item Type: Cigar Hygrometer Material: Plastic Product Size: Approx. 8.5 x 3.8 x 1.5cm / 3.3 x 1.5 x 0.6in Product Use: Cigar Humidor Count Hygrometer, Cigar Box Accessories, Etc. Humidity Measurement Accuracy: 20-100 (RH) Humidity Measurement Error: +/-5% (RH) Humidity Resolution: 2% (RH) Temperature Measurement Accuracy: 1 () Temperature Measurement Range: -25--55 () Temperature Resolution: 1 () Temperature Measurement Error: +/-2 () Support: / Mode Battery Model: AG10 (Delivered Without Battery) Battery Type: Button Battery Number of Batteries: 1Pcs PackageList:1 x Cigar Hygrometer Note1.Ship without battery 2.Please allow 0?2 cm error due to manual measurement. Thanks for your understanding