After you Use item mode to select any item, then choose Gliding Cursor (in the Scanner menu).
To position the vertical crosshair, activate your Select Item switch when the wide vertical band is over the item you want.
Activate your Select Item switch again when the fine vertical line is over the item.
To position the horizontal crosshair, activate your Select Item switch when the wide horizontal band is over the item you want.
Activate your Select Item switch again when the fine horizontal line is over the item.
In the Scanner menu, select the action you want, then activate your Select Item switch.
To return to item mode, open the Scanner menu, then choose Item Mode.
On an or Set up and turn on Switch Control on iPadAccessibility features for mobility on iPad