According to our customers feedback, we have made a new detailed instruction and the steps to install the watchband. Guide you from 0 to 100%
As it is known to all that fitness is much more important than most materialistic things, so it is important to put more attention to our health
The Advantage of Our Products:

LEVEL UP SCREEN - IP68 Waterproof, brightness adjustment color screen

MORE FUNCTIONS: Not only monitoring heart rate, but also blood pressure, ECG, PPG, HRV, steps count, calory.

METAL BAND & MAGNETIC BUCKLE: High quality metal watchband, durable and long lasting; Magnetic buckle can fix the watchband tightly and easier for you to adjust to make yourself comfortable.

NOTIFICATIONS:
1. And it has traditional notice like calls,SMS,alarms;
2. Software Social: Wechat,Skype,Line,Facebook,Twitter,WhatsApp,Viber and LinkedIn;
3. Health notice: Long time sitting alarm, water drinking alarm,meeting alarm,and etc

THE NEW SPORTS MODES: It is designed with multiple sports mode, not only running, but also Soccer/Basketball/Table Tennis/Hiking/Cycling/Badminton/Walking

COMPATIBILITY: Supports IOS system 8.0 or higher, Android system 4.4 or higher. Download APP "WearHeart" from Apple Store and Google Play. It is NOT FOR iPad, TABLET or LAPTOP;

If you have any problems, please be free to contact us. Contact Path: [Account service] - [order history] - [contact the seller]

Specifications:
Functions: ECG & PPG,Heart Rate,Blood Pressure,Sleep,Step Counter,Calories,Sports Modes,Call SMS and Software Social Noticing
Endurance Time: About 6 to 13 DAYS using, Standby 40 Days!
For Wrist Size: For perple wrist perimeter from 11cm to 22cm(4.3 to 8.6 inches)
Color: Black
Package Contents:
1 x Fitness Tracker
1 x Charging Cable
1 x Menu