With the Wahoo Tickr Fit you measure your heart rate through your arm. Ideal for when you find a chest strap annoying but still want to measure your heart rate during exercise. Via ANT + it is possible to connect the band to your sports watch. So you see on the screen of your watch what your pulse is. In addition, the Wahoo Tickr Fit has bluetooth smart, so you can also connect the heart rate sensor to your smartphone. The heart rate sensor is rechargeable and lasts up to 30 hours.