1. MECHANICAL METRONOME: Classic tower design with an imitation wood texture finish, featuring a sliding dust cover, accurate and durable movement, precise beats, and easy operation. It's an ideal tool for beginners and music enthusiasts, as well as a stylish decorative piece. 2. METRONOME FUNCTIONS: No batteries required—powered by a metal winding mechanism. Tempo range: 40208 BPM; beat accuracy within 1% error; beat options: 0, 2, 3, 4, 6. Includes an accent bell; selecting '0' disables the accent. On average, a full wind produces approximately 2160 beats depending on tempo. 3. UNIVERSAL METRONOME: for all musicians, suitable for practicing piano, guitar, violin, saxophone, drums, and more. The builtin accent bell helps beginners grasp emphasized beats. If not needed, simply switch to the '0' setting without disrupting practice. 4. METRONOME CONSTRUCTION: The outer shell is made of strength PC material—durable yet flexible to prevent breakage. The movement consists of a metal clock mechanism and POM gears, ensuring lightweight yet sturdy construction, wear resistance, and longterm accuracy.