Features: 1. Versatile Design: This wearable metronome features a sleek design suitable for musicians and athletes. Its dual-mode functionality supports musical rhythm practice and sports activities such as running and jump rope, offering broad practicality. 2. Enhanced Rhythm Training: Provides tactile feedback through vibration, improving your body's sense of rhythm. The silent, vibration-based design allows practice without disturbing others, making it ideal for quiet environments and intense training sessions. 3. Lightweight and Comfortable: Constructed with an ABS body and detachable silicone strap, this vibrating metronome offers comfort during extended use. The adjustable strap fits various wrist sizes, ensuring suitability for a wide range of users. 4. Long Battery Life: Features low-power automatic screen-off and sleep modes. Offers over 5 hours of active use and more than a month of standby time. Ideal for extended practice and workout sessions without frequent recharging. 5. User-Friendly Operation: Equipped with intuitive controls and a clear display for easy tempo setting and adjustment. Simplifies rhythm training for musicians and athletes alike, supporting consistent and accurate timing. Specifications: Band Size: 23.6 x 2.3 cm / 9.2 x 0.9 inch Dial Size: 4.3 x 3.7 cm / 1.68 x 1.44 inch Charging: 5V Charging Time: 1.5 Hours Battery: 3.7V 250mAh Current: 50mAh RMS Battery Life: More Than 5 Hours Beat Speed: 40-240 BPM Color: Black Material: ABS + Silicone Package Contents: 1 x Metronome Watch 1 x Magnetic Charging Cable Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1-3 cm.