Or connect the iPhone paired with Apple Watch to WiFi (not a cellular mobile network), then log in to your device with the Apple ID that has synchronized ECG information, and then turn on the "health" synchronization function in "Settings -Apple ID-iCloud". After the synchronization is completed, wait a few minutes and enable the ECG normally on the Apple Watch.
Apple Watch product features
Apple Watch has a variety of personalized dials, so you can change and customize the settings at will. On the customized dial, you can add practical information such as the weather and the next activity. Can display the user's heartbeat information. Apple Watch and iPhone? When used together, the error with the global standard time is less than 50 milliseconds.
When receiving the notification, Taptic Engine will immediately remind you through Tap.
Apple Watch can send sketches, taps and heartbeats to other Apple Watch users through Digital Touch.
Every Monday, Apple Watch will suggest new sports goals for users based on last week's activity data.