Train smarter with the Fitbit surge gps watch + hr. monitor. This exercise-savvy watch has built-in gps tracking allowing you to view distance pace and elevation climbed as well as review running routes and split times. The pure pulse heart rate monitor gives you continuous wrist-based heart rate and simplified heart zones for upping your cardio endurance. Best of all these stats wirelessly sync with your smartphone for in-depth analysis. No matter your discipline this watch records running cycling cross-training and cardio delivering detailed workout summaries with tailored metrics intensity levels and calories burned. For improving your sleep the built-in sleep monitor displays your overnight sleep duration and the quality of sleep as well as gently waking you with a silent alarm on your wrist. For busy days at work the display shows your call and text notifications allowing full control of your mobile playlist when you re on the move.