Apple Watch SE 40mm Retina display Over 30% larger than Series 3 50m Water Resistant 6 Swimproof 6 High and low heart rate notifications Irregular heart rhythm notification 4 Emergency SOS 3 International emergency calling 8 Fall detection 3 Compass Always-on altimeter Up to 18 hours battery life Technical specifications Go to apple.com/watch/compare for a complete set. Shipping Info Standard - 4 to 10 business days Ship Info Warranty Apple One (1) Year Limited Warranty - click here for more info Component country Imported Assembled country China