Guitar Finger Trainer Tool – Chord Practice Device for Beginners & Hand Strength Training Color:Black Style 1 (Basic) - The

Style 1 (Basic) - The machine has to be connected to a power supply during usage

choose one size larger for a more comfortable fit

Maximum oil output at one time: 400mL and below

Handbag x 1

Material: 600D waterproof Oxford

Guitar Finger Trainer Tool – Chord Practice Device for Beginners & Hand Strength Training Color:Black Style 1 (Basic) - ThePlease confirm that your guitar is an acoustic (folk) guitar before use. Due to differences in fretboard size, this product is not suitable for classical guitars, electric guitars, or ukuleles. Suitable for 3641 inch acoustic guitars. The fretboard width at the first fret should be 4345 mm.