IRIN Portable Chord Trainer Pocket Guitar Practice Tool LCD Musical Instrument Practice Chords Tools for Guitar AccessoriesPocket Guitar: 6-fret pocket guitar, a handy tool designed for beginner guitar, you can carry it around when you're on the go, and practice fingering anytime anywhere. Guitar Chord Trainer: An LCD screen that displays the most commonly used chord charts can help beginner guitars practice and memorize chords. The swivel design allows you to have the best viewing angle. Built-in Metronome: With a metronome inside, beginners can learn chords with customized tempo. The tempo adjustment range is 30-260. Note that the metronome only gives a fast sound of the first rhythm. Steel Guitar Strings: Equipped with 6 steel guitar strings, which makes your practice more akin to playing a real guitar, and the string tension can be adjusted with the included mini key. Portable and lightweight: high-quality ABS material, durable and lightweight; Convenient storage and carrying. Color: BlackMaterial: ABS+Metal Size: 29x5cmPackage Contents:1*Portable Chord TrainerOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.