More than +50 million users download the Hband?

the Hband is developed by veekoon technology company in 2014.

it is the ultra match to the health&fitness smartwatch. it has record the heart rate per minute, blood oxygen, scientific sleep,HRV,ECG/EKG test, workouts, weather, more other utilized functions. it can analyze the data situation which captures from the bodies, also provide recommendations for people to improve bad habits, and make the health life manage easily.