1WIDE APPLICATION: Universal mechanical metronome that produces regular rhythmic beat for practicing piano, violin, guitar, bass, drums and other instruments. 2EASY TO USE: This metronome is easy to use, you just use the pendulum to select the desired beat and rhythm and then let the pendulum start moving. 3MUSIC LEARNING AID: Learning music with the help of a mechanical metronome allows the learner to get the exact rhythm and rhythmic emphasis (accents). 4ACCURATE RHYTHM: The metronome is an important tool for learning music, developing and maintaining accurate rhythm, increasing efficiency and musical awareness. 5LARGE SOUND: This metronome provides a large sound to help you keep track of beat and rhythm while practicing various instruments, and is also suitable for children and beginners.