Wahoo Fitness TRACKR Heart Rate Monitor One Color, One Size

To train smarter, we strap on Wahoo's TRACKR Heart Rate Monitor. Giving us real-time data to boost our efficiency, this device helps us chase our goals without burning out. Whether the sky is pouring rain or we are pouring sweat, the highly water-resistant construction won't falter under the torrent, while the rechargeable battery runs strong through 100 active hours.