Hold to turn the device on and off.

Select to turn the backlight on and off.

Select to start and stop the timer.

Select to choose an option or to acknowledge a message.

Select to mark a new lap.

Select to return to the previous screen.

Select to scroll through the widgets, data screens, options, and settings.

Select > to select an activity profile.

Select > to open the menu.

Hold to view the options menu.