The Wahoo Trackr is a rechargeable heart rate monitor designed for precision and performance. With new and improved processing technology, it delivers highly accurate heart rate metrics, giving athletes the confidence that every training session is a step towards their goals. The TRACKR HEART RATE features a high-capacity rechargeable battery with over 100 hours of active battery life, ensuring it's always ready to train. ANT+ and Bluetooth connectivity allow for easy connection to smartphones, fitness equipment, and popular training apps. Key features include advanced detection algorithms for accuracy, a comfortable and secure chest strap, and intuitive LEDs for heart rate detection, battery status, and device connection.