There is usually no need to turn off and on or restart a Saphe Drive, but sometimes it is nice to be able to anyway.
Please be aware that Saphe Drive automatically turns off the screen after a few minutes when it is not detecting any movement. It instantly turns the screen back on automatically when it senses movement.
To turn on a Saphe Drive, press and hold the center button for approx. 3 seconds. To turn it off, press and hold the center button for approx. 5 seconds until the screen dispaly a "power" icon with a checkmark on the left and a cross on the right. Press the button left under the checkmark to turn off your Saphe Drive.
You can also restart a Saphe Drive, which can be useful if the screen freezes, if it will not connect to the phone or other issues - How to restart a Saphe Drive.