A universal mechanical metronome suitable for most musical instruments, such as guitar, bass, piano, violin, and drums. The rhythm is accurate and the sound is clear and loud, helping to improve timing and rhythm sense, ideal for beginners. Easy to use: wind the mechanism, select the desired tempo, and remove the cover to allow the pendulum to move. Slide the weight up or down on the pendulum to adjust the speed according to the marked tempo scale. Powered by mechanical energy—no batteries or external power source required. Features a traditional pyramid design with a protective cover, durable construction, and fine craftsmanship. Portable and safe for everyday use. Color: teak. Material: wood. Package contents: 1 x Mechanical Metronome (other items not included). Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.