Garmin Forerunner® 255 Music, GPS Running Smartwatch with Music, Advanced Insights, Long-Lasting Battery, Black

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Built with a slim design and an always-on, full-color display that’s light on the wrist and easy to read even in direct sunlight — with available sizes of 46 mm and 41 mm
Forerunner 255 Music provides up to 14 days of battery life in smartwatch mode and up to 30 hours in GPS mode for a full picture of your health — from sleep to training