100% brand new and high quality Features: Innovative 2-in-1 design with precise needle humidiometer, environmental protection, battery free Real-time, humidification and testing are done simultaneously, tips: guitar cavity humidity is recommended to be kept below 70% Safety, Humitar eliminates potential problems such as warping, shrinkage, even worse, cracking, silicone connection prevents damage to the guitar Portability, 80g easy to install and carry, no need to carry strings, and can be taken in your pocket What you get: luxury low-key humidifier with connotation Specifications: Size: 82*50mm Material: Plastic Color: Black Quantity: 1pc Note: No retail package. Transition: 1cm=10mm=0.39 inch. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x Guitar Humidifier (Other accessories demo in the picture are not included.)