ITEM NAME:Flanger Guitar Finger Training Tool Piano Practice Guzheng Grip Instrumenta D5C4 Flanger Guitar Finger Training Tool Piano Practice Guzheng Grip Instrumenta D5C4 Product category refers to the device material plastic Suitable for scenes fitness equipment, health massage, musical instruments Color:Black size:6.6*8.3*2.3cm What is the use of force The role of the force device is to improve the ability of beginners to fingertips, including the flexibility of the fingers, according to the strength of the string, to reduce errors, according to string sound more accurate. Beginners according to the string without strength, at the same time by finger also special pain, you can first use the finger to slowly practice, training the strength of the fingers to improve the reaction speed. alt guitar: big cross can not press? Solo finger is not sensitive? alt piano: little finger no effort? Finger span is not enough? Bass chord uncoordinated alt guzheng: plucked slow Finger span is not enough? With this finger training device to solve all Applicable to guitar, piano, violin, trumpet, guzheng and so on. Use it when your instrument is not proficient! This is like practicing dumbbells, adhere to the daily training, finger strength slowly to improve, for the instrument playing the skills needed, will naturally be able to control, absolutely the more the better! Package Contents: 1* Finger Trainer Only 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 allowed error is +/- 1-3cm..Alt guzheng: plucked slow Finger span is not enough?. Applicable to guitar, piano, violin, trumpet, guzheng and so on. alt piano: little finger no effort?. Finger span is not enough?. Bass chord uncoordinated.