Description: - 【Versatile Compatibility】: This guitar learning aid is designed to fit 36, 38, 39, and 40 inch folk guitars with adjustable frets from 0-4. It is also suitable for 41 inch folk guitars with adjustable frets from 0-5, making it a versatile tool for various guitar sizes - 【Quick Scale Memorization】: Equipped with buttons corresponding to the scale in the key of C, this guitar aid chords trainer helps beginners easily understand, memorize, and practice musical scales. Featuring C chord for red button, G chord for yellow button and Dm chord for green button - 【Built in Capo Functionality】: The integrated capo functions of the guitar learning tool like a traditional capo and can be adjusted to clamp between frets 0 to 7. Additionally, the spacing of the capo can be customized for optimal use - 【Simulated String Feel】: The elongated buttons of the guitar chord presser are designed to mimic original guitar strings with anti slip textures that replicate string threading, preserving the authentic feel of playing a guitar. With size 165 cmx63 cm/64.96 inchx24.80 inch - 【Adjustable Height Feature】: With plastic pads protecting the guitar fretboard and screws allowing height adjustments according to string height, this learning aid ensures it does not interfere with or touch the strings during practice sessions Specification: - Material: ABS Plastic Size Chart: 165 cmx63 cm/64.96 inchx24.80 inch Package Includes: 1 Guitar Aid Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!