Features: 1. Versatile Design: This portable metronome boasts a sleek design that caters to both musicians and athletes. Its dual-function mode allows it to be used for musical rhythm training or sports activities like running and jump rope, making it highly practical.2. Enhanced Rhythm Training: Feel through skin contact, enhancing your body's sense of rhythm. The smart metronome's vibration and silent design allow you to practice without disturbing others, making it ideal for both quiet environments and intense workouts.3. and Comfortable: Crafted with an ABS body and detachable silicone strap, this vibrating metronome is both comfortable and . The adjustable strap accommodates wrist sizes, making it suitable for a wide range of users.4. Long Battery Life: Equipped with low-power automatic screen off and sleep functions, this musical instrument metronome offers over 5 hours of active use and more than a month of standby time. Enjoy extended practice and training sessions without frequent recharging.5. User-Friendly Features: The metronome watch's intuitive controls and clear display make it easy to set and adjust the tempo. Whether you're a musician or an athlete, this metronome watch simplifies rhythm training and helps you develop a consistent and reliable beat.Specification:Band size: 23.6 x 2.3 cm/9.2 x 0.9 inchDial Size: 4.3 x 3.7 cm/1.68 x 1.44 inchCharging: 5vCharging time: 1.5 hoursBattery: 3.7v 250maPower: 50mAh RMSBattery life: More than 5 hoursBeat Speed: 40-240 BPMColor: BlackMaterial: ABS+SiliconePackage Contents:1x Metronome Watch1x Magnetic Charging CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.