Fangrui Product Details 1.precision Humidity Monitoring: Keep Your String Instruments At Their With The Integrated Hygrometer On This Guitar Hanger Hook, Ensuring Optimal Humidity Levels For Storage And Display, Protecting Your Instruments From Warping Or Cracking. 2.universal Compatibility: Designed To Accommodate All Neck Sizes, This Wall Mount Holder Is For A Range Of String Instruments From Violins To Bass Guitars, Making It A One-stop Solution For Musicians. 3.easy Installation: Effortlessly Set Up This Guitar Holder Stand With Its Two-part System Comprising A Main Body And A Base, Allowing For A Simple Mount And Quick Detachment When Needed, Providing Convenience And Flexibility. 4.secure Instrument Care: Engineered Specifically For Guitars And Other String Instruments, This Guitar Stand Rack Offers A Safe And Secure Grip, Ensuring Your Prized Instruments Are Displayed Safely And Are To Play. 5.elegant Display Solution: Not Only Functional But Also Stylish, This Guitar Display Bracket With A Built-in Hygromet