Nokia Steel HR activity tracker sports a gorgeous design and will give you incredible wearing comfort. This Nokia activity tracker comes in a black finish.Take control of every activity as you go about from sunup to sundown with the elegantly designed Nokia HWA03-15 Steel HR Activity Watch. It has a water resistance rating of 50m for protection against water. This activity watch displays your smartphone notifications and has a heart rate sensor for your benefit. This tracker will make an ultimate smartphone companion and can easily last up to 25 days on a single charge. All the more, it is incredibly light in weight, so you can easily wear it for long hours.