Vibrating Metronome: Feel the beat with vibrations instead of ble clicks. Never miss a beat during practice. Wear it on your wrist to keep your ears free to focus on your music. Customize tempo, rhythm, and beat easily with a simple dial rotation. Tempo range: 40-240 BPM, Beat options: 0-9, with 9 different rhythm patterns. Ideal for use with various instruments including guitar, piano, drums, and also suitable for fitness activities such as running and jump rope. Rechargeable design provides at least 8 hours of continuous use on a full charge. Includes a magnetic charging cable. Features an LCD display and simple controls. Adjustable silicone strap ensures a comfortable fit on most wrist sizes. Color: Black. Material: Silicone. Package includes: 1 x Metronome, 1 x USB Cable, 1 x Instruction Manual. Light reflection and screen display settings may cause slight variations in color appearance. Measurement may vary by +/- 1-3 cm.