Piano Finger Trainers Built In Piano Music Speaker Hand

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Description:

【Finger Trainers】: Piano finger trainers are suitable for both adults and children, the standard piano spacing makes the finger playing posture more standard.
【Built In Speaker】: This finger strengthener built in dual voice coil speaker with quality clear sound, can be adjustable volume.
【Silicone Keyboard】: Silicone finger pads, comfortable for long time practicing, built in professional spring, the button has sufficient resilience.
【Features】: Conveniently build strength, , and flexibility and coordination, provides a complete strength training for fingers, hands, wrists, and forearms
【Suitable for Kids and Beginner】: Guitar beginner exercier is suitable for beginner, mainly for the exercise of hand shape and support.

Specification:

Material: PC

Size Chart:

12.2cmx10.2cmx6.2cm/4.80inchx4.02inchx2.44inch.

Package Includes:

2 Pieces Finger Exercisers

Note:

Please allow slight dimension difference due to different manual measurement.

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