Apple Watch SE GPS
Apple Watch SE requires an iPhone 6s or later with iOS 14 or later. ISO standard 22810:2010. Appropriate for shallow-water activities like swimming. Submersion below shallow depth and high-velocity water activities not recommended. The irregular rhythm notification is not designed for people who have been previously diagnosed with atrial fibrillation (AFib). To use Emergency SOS, your iPhone needs to be nearby. If your iPhone isn’t nearby, your Apple Watch needs to be connected to a known Wi-Fi network and you must set up Wi-Fi Calling.