Apple watch s8 waterproof, can swim with, according to check Apple official website, waterproof up to 50 meters, that is, AppleWatchSeries8 can be used for swimming pools or seaside swimming and other shallow water activities, but does not apply to scuba diving, water skiing, face high-speed current of a variety of wading activities and deep water activities.
The Apple Watch is a smart wearable device from Apple that has a special built-in operating system and can be used to remotely control it on an iPhone, which can automatically detect the user's heart rate, body temperature, and other health parameters.