The device has a feature that allows you to find your smartphone if you have misplaced it.
The device alerts you to incoming calls on your smartphone, and allows you extra control such as muting or rejecting the call.
If you get a notification such as a call or message, the device will vibrate on your wrist or make a noise to alert you.
The device can wake you using vibration, so as not to disturb anyone else sleeping in the room.
With a stopwatch you can time yourself.
Random-access memory (RAM) is a form of volatile memory used to store working data and machine code currently in use. It is a quick-access, temporary virtual storage that can be read and changed in any order, thus enabling fast data processing.