MI band is very good product for fitness and everyone use this MI fitness band to improve your fitness level.
It track your all activities and for daily usage its very very good.
And it also improve your fitness.and one think I would to say about that product is the battery product is awesome from other fitness band.MI is best company for electronic and it also sells good quality phones in market.the company may be grow up very fast.and style of this mi band is also very good