Shater Lightrig Creates 2 lights aligned with the Object of interest with a simple rig , for studio lighting for Mental ray or character Lighting in some cases
2 types of lights supported
--sky portals
--area lights
--Rig setup
these numbers define the Light distance from the object of interest and its angle of rotation
--shadow quality -- colors -- mulitplier (interactive spinners)
if you change it anytime before or after creation all lights will be modified
Have Fun.