Universal Compatibility: This heart rate monitor chest strap, ensuring seamless connectivity for your training sessions Accurate Heart Rate Data: Experience precise heart rate tracking to optimize your workouts, improve your fitness levels, and monitor your progress with accuracy Comfortable Fit: Designed with soft, materials, the adjustable strap ensures a snug and comfortable fit during extended exercise sessions, preventing any slipping or irritation Easy to Use: The chest strap is easy to set up and use, making it ideal for both beginners and seasoned athletes. It's also water-, allowing for use in various training conditions Due to different batches, there may be differences in product appearance and printed text, which not affect use Color:Grey Material:nylon Package Contents: 1 * Chest Strap Only 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.