Featuring an advanced detection algorithm, TRACKR HEART RATE provides accurate real-time heart rate data to enhance training efficiency and support optimal performance.With ANT+ and Bluetooth connectivity, TRACKR HEART RATE makes it simple to connect to a smartphone, broadcast to a wide array of fitness equipment, and sync to the most popular training apps and accessories.In a FIRST from the leading smart fitness and training brands, TRACKR HEART RATE is equipped with a high-capacity, rechargeable battery with over 100 hours of active battery life in most conditions. This solves long-standing consumer, environmental, performance, and safety pain points associated with HRMs - by eradicating the use of coin cell batteries.TRACKR HEART RATE Key Features:Accuracy: Featuring an advanced detection algorithm, TRACKR HEART RATE provides accurate real-time heart rate data to enhance training efficiency and support optimal performance.Comfort: The chest strap is a totally new design with comfort