Y1 Smart Watchis a smartwatch that actually looks like a watch, but it does so much more than just telling you the time. It has all the things you would want out of a fitness tracker, an Activity Monitor, a Sleeping Management, a Heart rate monitor, a blood pressure Tracker.The sensors are very accurate, and it stores all that data on your phone. It uses an app that's very easy to use to track and view all the health and activity data you could ever want. Besides the health aspect, it does all the smart things a smartwatch already do. This watch is comfortable to wear all day long a day can fit almost any wrist size.