Good choice for gift for men, woman, kids, sportsman. 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 – whole water resistant fitness tracker is waterproof up to 50 meters, which is some of the best waterproofing we've seen on a wearable and will mean you're able to take it swimming and in the shower too. New sensor algorithms – new pedometer algorithm to improve the accuracy of steps taken and not taken (when sedentary). 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.