It is graphic object to do specific control according to whether to check by displaying check box at graphic screen, such as <Figure 1>.
<Figure 1> Example for Check Box graphic object
Title to display, related tag, text color, font and extension option etc of check box are set at studio. (Check box settings)
If you select check box after setting the tag related to check box, 1 value is substituted at the set tag, and if it isn't selected, 0 value is substituted at the set tag.
Also, check box can be set by script as follows.
@CheckBoxGetCheck : Read the check status(0 or 1) of check box.
@CheckBoxSetCheck : Set the status(0 or 1) of check box.
Reference) You can set the check box to do specific action when you change the checked selection by using 'Sel Change' script of Extension Options.
Relate items)