Huawei Watch GT 4

NFC Supported

iOS 13.0 or later

Android 8.0 or later

5 ATM water-resistant 

Scientific Workout Coach

Up to 2 Weeks Battery Life

1.43 inches AMOLED color screen

Enhanced 24/7 Health Management

Bluetooth: 2.4 GHz, supports BT5.2 and BR + BLE