Casio is finally launching their Bluetooth 4.0 smartwatch to interface with smartphones such as Android phones and the iPhone, the phone can run 2 years on a regular wrist watch battery even with the Bluetooth 4.0 connection being active most of the time every day, when you get a call, it can light up and vibrate your watch, make it beep, display the caller ID, other features such as notifications, social network updates can also be enabled and managed through the app on the smartphone.