http://xiaomi-mi.com/news-and-actions/new-xiaomi-mi-band-2-with-optical-heart-rate-sensor/
With more pictures this is the xiaomi mi-band pulse on their own website.
Xiaomi website says the fitness band will calculate calories burned but one thing it doesn’t clarify is how the device tracks calories, which is a feature described on the Android Central website.
The addition of the heart rate sensor means that it now offers a more comprehensive activity tracking solution, which includes steps tracking, calorie intake and quality of sleep. – Android Central.
