FIRST START
Before turning on your watch for the first time, it is recommended to fully charge the battery. To do this, connect the charging cable to the back of the device and the USB connector to a USB charging port.
TURN ON
For subsequent uses, to turn on your watch, simply press and hold the side button for a few seconds.
TURN OFF
To turn off your watch, you can do so by selecting the "Turn Off" option from the main menu settings under the System section.