1.7 x 1.7 x 0.5 inches

GPS running smartwatch with music advanced training features, Lens Material:Corning Gorilla Glass 3, Bezel Material: fiber-reinforced polymer, Strap material:silicone
Battery life: up to 7 days in smartwatch mode and 6 hours in GPS mode with music
Evaluates your current training status to indicate if you’re undertraining or overdoing it; Offers additional performance monitoring features