**********Premium GPS running/triathlon watch with wrist-based heart rate*****Offers advanced running and multisport Features in a comfortable watch you can wear all day, and it only weighs 49 grams*****Provides elevation changes with a built-in barometer; altimeter and electronic compass help you keep your bearings*****COMPACT AND COMFORTABLE - HRM-Tri is the smallest and lightest heart rate monitor from. Designed with rounded edges and no exposed seams, the strap remains comfortable during extended hours of training. *****SWIM HEART RATE1 - Stores up to 20 hours of heart rate data during swims, then forwards it to a compatible device at the end of the session.
It also sends real-time heart rate to the watch when the monitor is out of the water*****RUNNING DYNAMICS2 - Provides feedback on running form by measuring cadence, vertical oscillation and ground contact time when paired with a compatible device