Garmin Instinct® E 45mm, Rugged Outdoor GPS Smartwatch, 24/7 Health Monitoring, Wrist-Based Heart Rate, Up to 16 Days of Battery Life, Electric LimeKnow 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