Garmin 6X Pro Solar's rugged yet sophisticated design features a large 1.4" display that's 36% larger than previous Fenix models. The 6X pushes new limits and explores new challenges while adding mapping, music, intelligent pace planning and more to your workouts. Solar battery charged with smart notifications; music apps; Garmin pay; safety and tracking features. It is tested to U.S. military standards for thermal, shock and water resistance. Charges with Garmin proprietary plug charger.