New larger touch screen – that screen is a 0.78-inch OLED panel with a resolution of 128x80, which considering the size of this display and what you'll need from a fitness tracker should look great on your wrist. Black color.
More freedom to wear –waterproof up to 50 meters.
New sensor algorithms – ADI Motion sensor which measures heart rate and pulse more effectively. Sedentary alert, that gives you an alert via vibration to remind you to take a walk when idle for long time.
Goal achievement – you'll also be able to setup your own goals on the tracker and be buzzed if you're near to reaching them, which should be useful to make sure you're getting the right motivation.
Anti-lost design – firmly locks the body and is not easy to lose. Skin friendly materials have been used for the strap.
This is global international version, you can easily switch to English. This device is compatible with Android or iPhone with iOS.