Garmin Forerunner 255 Slate Grey

Forerunner 255, Slate Grey

• BUILT-IN SPORTS APPSTap into 30+ built-in activities, including the triathlon and open-water swimming profiles — new to the Forerunner 255 series. For races and brick workouts, transition to the next activity with a single button press.
• READY FOR THE LONG RUNGet an uninterrupted picture of your daily health and nightly sleep with up to 14 days of battery life in smartwatch mode and up to 30 hours in GPS mode.
• HRV STATUSGain a deeper understanding of your overall health, recovery and training performance through heart rate variability while you sleep, based on technology developed by our Firstbeat Analytics™ team.
• MULTI-BAND GNSS SUPPORTAccess 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.