The Garmin Swim™ 2 is a GPS swimming smartwatch designed to help you track your performance in the water. Whether you're swimming in a pool or in open water, this watch provides advanced metrics to help you improve your stroke, monitor your heart rate, and track your overall progress. Specifications: Display Size: 1.04" (26.3 mm) diameter Resolution: 208 x 208 pixels Battery Life: Up to 7 days (smartwatch mode), up to 13 hours (GPS + Optical HR) Water Rating: 5 ATM Weight: 36 g Connectivity: Bluetooth®, ANT+® Features: GPS-based distance, pace, stroke count, and SWOLF (efficiency score) tracking Optical heart rate monitoring underwater Pool swim and open water swim modes Critical swim speed tracking for pace setting Advanced sleep monitoring and stress tracking Smart notifications and daily fitness tracking Customizable data fields and watch faces What's Included: Garmin Swim™ 2 smartwatch Charging/data cable User manuals Warranty Information: The Garmin Swim™ 2 comes with a 1-year limited warranty.