How to measure blood oxygen saturation on Apple Watch

Measure blood oxygen saturation with Apple Watch:

1. First select the watch option.

2. Find the blood oxygen after entering.

3. Just turn on the switch behind the blood oxygen measurement.

Apple Watch functions:

Apple Watch has a variety of personalized watch faces, allowing you to change and customize settings as you wish. On the customized watch face, you can add practical information such as weather and next activity. Can display the user's heartbeat information. When used in conjunction with the iPhone, the Apple Watch will deviate from global standard time by no more than 50 milliseconds.

When you receive a notification, Taptic Engine will immediately remind you through Tap.

Apple Watch can send Sketch, Tap, heartbeat, etc. to other Apple Watch users through Digital Touch.

Every Monday, Apple Watch will suggest new exercise goals for users based on the previous week’s activity data.

WatchKit: WatchKit SDK allows developers to create new app experiences tailored for Apple Watch.

The watch has built-in UBER. Moreover, the watch can directly unlock the room door, and the Passbook can be used as a boarding pass to watch videos, images, etc. remotely.

Chinese applications: WeChat, Weibo, Alipay, Meipai, Ctrip, etc. The Alipay wallet in Apple Watch provides Yu'ebao, payment codes, exchange rates, conversions, public transportation and one-click collection of "Ant Forest Energy" and other functions. Other applications will also be simplified accordingly, retaining only functions more suitable for wearable devices.