Description This item is amechanicalmetronome, adoption of premium material. You can master rhythm skills and improve your sense of beat and tempo by practicing with our mechanical metronome. It's simple to operate, easy to use. Features -Material:Metal, ABS -Size:11.00X5.10X3.00cm/4.32X2.00X1.18in - Adoption of premium material, strong and durable for long-term use. - Suitable for a variety of musical instruments, such as piano, guitar, drum, violin, zither, etc. - Small size, light and portable, easy to carry and easy to store. - Simple and easy to use. You only need to turn the clockwise of the mechanicalmetronome clockwise, and place it on a flat surface after it is full. - Good accessories for beginners especially, take it now and improve your musical skills today.Package listing: 1 x Metronome 1x Paper box