Accurate Heart Rate Data TRACKR HEART RATE tracks beats per minute (BPM) in-activity as well as Average Heart Rate, Max Heart Rate and Total Calories in the activity summary in the Wahoo App. It provides heart rate variability (HRV) with a compatible app. TRACKR HRM Data Intuitive LED Guidance TRACKR HEART RATE features an LED indicator for effortless monitoring - ensure battery status and check that TRACKR HEART RATE is paired to devices and apps. TRACKR's LED indicator Connected Training Sync to the most popular training apps and accessories, including Apple Watch, Strava, Peloton, adidas Running, Nike Run Club and the Wahoo ecosystem of apps and training products. TRACKR's connectivity features Protected from the Elements TRACKR HEART RATE is your perfect companion for rainy rides or a sweaty run. Rated IPX7, you can push your limits without worrying about the elements.