GPS running watch with advanced training features Evaluates your current training status, indicating if you're undertraining or overtraining, and provides other performance monitoring features. Get free training plans from Garmin Coach, or create your own custom workouts in our Garmin Connect online fitness community. Features Running Dynamics 1, which analyzes running form, including vertical oscillation, vertical ratio, ground contact time and balance, and stride length. Easily share your location using the built-in safety features 2, 4, such as incident detection. Customize with free watch faces and apps from the Connect IQ Store. Battery life: up to 7 days in smart mode, up to 22 hours in GPS mode.