- Compact and lightweight pocket guitar chords trainer that fits easily in a bag or pocket, so you can practice chords anywhere and anytime. - Rotatable screen provides convenient viewing of chord diagrams from different angles, improving readability during practice. - String tension is adjustable with the included tools to suit your comfort, playing style, and skill level. - Built-in metronome with adjustable tempo supports self-guided practice and helps you develop consistent timing. Use scenarios: - On the go: practice chord shapes during commute, lunch breaks, or waiting periods without needing a full guitar. - At home or in a studio: quick warm-ups or chord drills in a small space between other tasks. - Before performances: use the metronome and chord practice to lock in tempo and transitions before playing live.