Woooooooow. One of the awesome product. Very good and geniune product from the company. This very very usefull for peoples who are going to gym, morning walk, etc. This will help yo to track all day. Its shocking feature is heartbeat tracker. This is unbelievable product. It is amazing. I use it on daily wear like I wear at my college, class even during night while sleeping. It is very very good. This must buy product.