Make a bold statement with this rugged midsize 45 mm GPS smartwatch, featuring up to 16 days of battery life 10 ATM water-rated and engineered to MIL-STD-810 for thermal and shock resistance Know your body better with health monitoring features, including wrist-based heart rate, advanced sleep monitoring, Pulse Ox and more (this is not a medical device, and data presented is intended to be a close estimation of metrics tracked; Pulse Ox not available in all countries) Navigate confidently with a 3-axis compass, barometric altimeter and multi-GNSS support Stay connected with smart notifications and Connect IQ Store integration, which allows you to download new apps and watch faces (when paired with your compatible smartphone)