Features 1、【Easy and Efficient Chord Learning】: Our Guitar Chord Presser is designed to help beginners learn guitar chords effortlessly. With a simple press, the buttons on top of the device indicate which chords to play, allowing for onetouch chord formation. This innovative tool serves as an excellent guitar trainer, guiding users through the learning process. 2、【PainFree Finger Positioning】: Worried about finger pain while practicing? Our Guitar Chord Helper is here to assist you. By using this chord tool, you can avoid discomfort and ensure correct hand posture. Please note that while it aids in the initial stages of learning, regular practice is still necessary to develop calluses and strengthen your playing technique. 3、【Convenient Installation】: Installing our Guitar Chord Trainer is a breeze! Simply clamp it onto the neck of your 3641 inch folk guitar. There's no need for complex procedures or technical expertise. This userfriendly design allows for quick and hasslefree setup. 4、【Versatile Compatibility】: Our Guitar Chord Tool is specially designed for guitars with a chord width of less than 4.5cm and a fretboard size of approximately 4.34.5cm. It caters to a wide range of players, making it suitable for both beginners and experienced guitarists. Whether you're struggling to remember chords or facing difficulties with smooth transitions, this learning system is your ultimate solution. 5、【Ideal Learning Companion】: Suitable for all individuals, our Guitar Learning System provides a oneclick solution for understanding and memorizing guitar chords. It effectively addresses common challenges such as chord retention, slow transitions, and hand pain. Elevate your guitar learning journey with this comprehensive and reliable toolset. Specification How to Use: Directly install on guitar and use Scope of Application: Folk guitar (38 inches~41 inches), electric guitar Product Material: ABS Product Color: Black, Rosewood Color (optional) Product Size: 15 * 7.2 * 5cm/5.9 * 2.8 * 2inch   Package List 1 * Guitar Learning Systembr /1 * Finger Speed Systembr /1 * Guitar Fretboard Note Chartbr /1 * Guitar Chordsbr /6 * Rubber Bandsbr /1 * Instructions