Wide-angle Always-On Retina display Up to 2000 nitsUp to 40% brighter when viewed at an angle Up to 40% brighter when viewed at an angleECG appHigh and low heart rate notificationsSleep apnea notificationsBlood Oxygen appUp to 36 hours in Low Power Mode..
Wide-angle Always-On Retina display Up to 2000 nitsUp to 40% brighter when viewed at an angle Up to 40% brighter when viewed at an angleECG appHigh and low heart rate notificationsSleep apnea notificationsBlood Oxygen appUp to 36 hours in Low Power Mode..