A line streching across the plot area, marking a specific value on one of the axes.

Option name	Type	Default
color	Color	null
The color of the plot band.
dashStyle	string	Solid
The dashing or dot style for the plot line
events	array
An object defining mouse events for the plot band. Supported properties are click, mouseover, mouseout, mousemove.
value	Number	null
The position of the line in axis units
id	String	null
An id used for identifying the plot band in Axis.removePlotBand.
label	Array
Text labels for the plot bands.
width	Number	null
The width or thickness of the plot line.