GPS route tracking – The all-new Route Workout feature lets you import GPX format workout routes from your smartphone to your watch, syncing your route list Long lasting battery – Go hard knowing that your watch can keep up, with the biggest battery capacity among our wearable series Bioactive sensor – The powerful 3-in-1 Samsung BioActive Sensor controls three health sensors effectively, monitors your heart rate and tracks your cardiovascular health to detect unusual heart rates and blood pressure Sleep tracker – Our improved sleep tracking technology tracks your sleep stages to help you create healthier sleep habits and identify your sleep Durable smart watch – Now 2x tougher front display thanks to Sapphire crystal. It even looks indestructible with Black Titanium or Gray Titanium body