Color Name: Silver Material Type: Plastic, Metal Quantity: 1 Material: pitch pipe is made of metal and plastic, which is durable, rust-proof and highly sensitive. Suitable for chromatic tuning of most instruments. Compact and portable: pitch pipe for singers is compact and exquisite in design, adopts rotary mouth-blown tuning, and has built-in copper reeds. It comes with a storage box, which is easy to carry and does not take up space. Versatility: In addition to tuning, bass tuner can also be used as a metronome, making it your versatile music companion. To ensure that the notes are selected correctly, the scales are arranged neatly and the notes are clearly marked on the top cover. Applicable objects: violin tuner is a reliable assistant for music lovers, musicians or music teachers. It can also be used to cultivate children's intonation, making music learning easier. Wide range of applications: This guitar tuner is a practical accessory for musicians or music teachers, suitable for chromatic tuning of most instruments, such as guitar, bass, violin, ukulele, etc.