HEALTH ESSENTIALS—Temperature sensing enables richer insights in the Vitals app. You’ll also get a daily sleep score and be alerted if you have a high or low heart rate. GREAT BATTERY LIFE—Enjoy all-day, 18-hour battery life. Then charge up to twice as fast as SE 2 and get up to 8 hours of battery in just 15 minutes. ALWAYS-ON DISPLAY—Now you can read the time and see the watch face without raising your wrist to wake the display. A GREAT FITNESS PARTNER—SE 3 gives you a healthy number of ways to track your workouts. With real-time metrics, you’ll hit your goals like never before. STAY CONNECTED—Send a text, take a call, listen to music and podcasts, and get notifications. SE 3 (GPS) works with your iPhone or Wi-Fi to keep you connected. SAFETY FEATURES—SE 3 can detect a hard fall or severe car crash, automatically help connect you with emergency services, and notify your emergency contacts. Check In can automatically notify a loved one when you’ve arrived at your destination. YOUR WATCH, YOUR WAY—Express yourself with dozens of easily customizable faces and a wide range of bands in different colors, styles, and materials.