A tuning hammer is included in the package. It is normal for long-distance transportation. It is normal that the rhythm is inaccurate, and you have to re-adjust it yourself. 17-key Bull Kalimba Thumb piano peach solid color carbon brazed violin body instrument Description 1: Composite carbon fiber thumb piano 2: Size: 12.5cm*15.5cm 3: Mineral metal keys Downbend design is more comfortable Made of ore metal, toughness is strengthened, and phonetic symbols are engraved on the keys, Upgrade the curvature of the keys, and the design of the keys to bend downwards, which eliminates the pain of the fingers caused by prolonged playing and releases finger pressure; it is more suitable for playing. 4: In traditional craftsmanship, the piano body can only be divided into different parts for splicing production. The overall tone transmission loss of the piano body is large, and the composite carbon fiber material brings a revolutionary technology. Carbon fiber material is integrally cast, which reduces the tone loss caused by the piano body, and the integral casting also makes the tone more natural and transparent Package: 1: Storage bag (color and style will be shipped randomly) 2: Tuning hammer 3: User Manual 4: Wipe the piano cloth 5: Marking stickers (color randomly sent) 7: Some countries support APP tuner (Search and download Thumb Piano Tuner) MODEL673376203493/671882120518