Guitar Chord Chart: The chord wheel, also known as the circle of fifths wheel, is a must-have for musicians and songwriters. It acts as a versatile melody chord tool, helping you explore various harmonies, chord progressions, and melodies effortlessly chord wheel simplifies the process of composing melodies and harmonizing chords. Its clear markings and color-coded sections easy to navigate through different musical keys, enhancing your understanding of music in a visually appealing way Precise Chord Relationships: This essential feature allows you to experiment with chord substitutions, creating and captivating musical arrangements that add depth and complexity to your compositions Enhance Songwriting Skills: Whether you're a beginner or an experienced musician, this chord wheel undoubtedly enhance your songwriting skills Slight color difference, please refer to the actual product Colour:Black+wood color Material:Aluminum alloy + wood Specification: D: Black with base Package Contents: 1 x Circle of Fifths Wheel 1 x Wood Base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.