Garmin Forerunner 955, GPS Running Smartwatch, Tailored to Triathletes, Long-Lasting Battery

Built with an always-on, full-color display that's light on the wrist and easy to read even in direct sunlight
Battery life: up to 15 days of battery life in smartwatch mode for a full picture of your health - from sleep to training; plus, get up to 42 hours in GPS mode and up to 80 hours in UltraTrac mode
Click or swipe through maps and stats with traditional button controls or a new, responsive touchscreen
Whether you're running on city streets or riding densely covered trails, Forerunner 955 provides full-color, built-in mapping to keep you on track
Access multiple global navigation satellite systems, and get access to multiple frequencies sent by navigation satellites for improved accuracy in areas where GNSS signals are reflected, weak or typically don't penetrate - giving you superior accuracy for how far and how fast you've run - even in challenging environments