Feature: 1. Developed Functionality: Our heart rate monitoring chest strap is equipped with cutting-edge sensors to provide accurate and real-time heart rate data, allowing you to track your performance, and optimize your workouts precisely. 2. Excellent Connectivity: Easily connect the chest strap to your fitness watch, smartphone, or bike computer via BT or ANT+ technology, enabling you to view your heart rate data in real-time, and sync your workouts for improved results. 3. Comfortable Design: Featuring a comfortable and elastic chest strap, our heart rate monitor ensures a secure and comfortable fit during your workouts, allowing you to focus on your training without any distractions or discomfort. 4. Long-Lasting Durability: Crafted from high-quality fabric that is sweat-resistant, and designed to last, providing reliable performance for long-term use. It is designed with IP67 waterproof for daily use, but not suitable for swimming. 5. Wide Use: Whether you\u0027re a runner, cyclist, fitness enthusiast, or athlete, our heart rate monitor chest strap is suitable for various activities, like cardio workouts, training, endurance sports, etc. making it a versatile and essential tool. Specification: Features a 5-color LED indicator light for heart rate zone training, that shows your heart rate zone at a glance, so you can optimize your intensity levels at the right time. Also supports heart rate variability (HRV) function. BT 5.0 and ANT+ guarantee that you can connect the chest heart rate sensor with GPS bike computers/fitness apps/gym equipment/running watches. Built-in rechargeable battery provides about 50 hours of use time with a single charge. Our heart rate monitor strap is the best way to track your real-time fitness training heart rate and calories burned. Features: Developed Functionality: Our heart rate monitoring chest strap is equipped with cutting-edge sensors to provide accurate and real-time heart rate data, allowing you to track your performance, and optimize your workouts precisely. Excellent Connectivity: Easily connect the chest strap to your fitness watch, smartphone, or bike computer via BT or ANT+ technology, enabling you to view your heart rate data in real-time, and sync your workouts for improved results. Comfortable Design: Featuring a comfortable and elastic chest strap, our heart rate monitor ensures a secure and comfortable fit during your workouts, allowing you to focus on your training without any distractions or discomfort. Long-Lasting Durability: Crafted from high-quality fabric that is sweat-resistant, and designed to last, providing reliable performance for long-term use. It is designed with IP67 waterproof for daily use, but not suitable for swimming. Wide Use: Whether you're a runner, cyclist, fitness enthusiast, or athlete, our heart rate monitor chest strap is suitable for various activities, like cardio workouts, training, endurance sports, etc. making it a versatile and essential tool. Specifications: Material: Plastic, Nylon Strap Color: Black Battery: 70mAh Monitor Size: 5.84 * 2.54 * 1.02cm/2.3 * 1 * 0.4in Monitor Weight: 12g/0.42oz Package Size: 12.5 * 10.6 * 2.2cm/4.92 * 4.17 * 0.87in Package Weight: 94g/3.32oz Packing List: 1*Heart Rate Monitor 1*Strap 1*USB Cable 1*User Manual Package List: 1*Heart Rate Monitor 1*Strap 1*USB Cable 1*User Manual