The smart watch could work most functions without connecting to a phone, such as HR, BP, step, calorie, sleep monitor and so on. Not only a good choice for sport fans to improve efficiency, but also an amazing device motivates newbies to exercise.
How to pair the watch to your smart phone:
1. Scan QR code in manual or download the right version App "Da Fit" from google play or IOS store. Then pair with smartphone via the App, not Bluetooth menu.
2. If meet connect problem in Android smartphone, Please set "Da Fit"" auto run in the App management ,authorize "Da Fit" and turn on all the switches in the App permission.
3. The time and language will be synced with phone's after connection.