Drumstone [𝟏𝟓 𝐘𝐄𝐀𝐑𝐒 𝐖𝐀𝐑𝐑𝐀𝐍𝐓𝐘 M4 Band Heart Rate Monitor OLED Display Bluetooth 4.0 Waterproof Sports Health Activity Fitness Tracker Silicone Smart Bracelet

Price: ₹999 - ₹739.00
(as of Jun 01, 2026 22:26:09 UTC – Details)



Advanced Health Monitoring: The M4 Band features an integrated heart rate monitor, which continuously tracks your heart rate and provides real-time data, helping you stay on top of your fitness and health goals. Additionally, the device includes a blood pressure monitor and sleep tracking capabilities for comprehensive health insights.
High-Resolution OLED Display: Equipped with a clear and vibrant OLED display, the M4 Band ensures that you can easily view your health metrics, notifications, and messages. The screen’s high resolution and brightness make it easy to read in various lighting conditions, whether you’re indoors or outdoors.
Bluetooth 4.0 Connectivity: The M4 Band uses Bluetooth 4.0 technology for a stable and efficient connection to your smartphone. This allows for seamless synchronization of your activity data, notifications, and alerts, ensuring that you stay connected without interruption.
Waterproof and Durable: Designed to withstand everyday use, the M4 Band is waterproof, making it suitable for wear during swimming, showering, or in rainy conditions. Its durable silicone strap is both comfortable and resistant to wear and tear, providing long-lasting performance.
Versatile Fitness Tracker: Ideal for a wide range of activities, the M4 Band tracks steps, distance, calories burned, and exercise duration, helping you monitor your physical activity and progress. Its sleek design and adjustable strap make it suitable for both casual and sporty wearers, enhancing your fitness journey with style and functionality.

Product summary

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