This add-on included the solar modules ITS 3-4, ITS5, and ITS 6 from the space station ISS.
ITS3/4: also named P3P4 or S3S4 is a module with 4 solar panels, 1 radiator, and a SARJ for the general rotation.
ITS5: also named P5 or S5 is an intermediate module which allow the assembly of 2 solar modules.
ITS6: also named P6 or S6 is a solar module very similar to ITS3/4 but without SARJFunctions:
Auto Sun Tracking
Power output management (You must activate the module ITSArrayMFD in the Orbiter launchpad)
The assembly of this modules is not standard, so it's indispensable to read the manual included.17th Feb: Version 1.1:
-Reentry effect during launch fixed
-Rescaling of ITS3 and ITS6, closed to the real dimensions
-Trunnion pins of ITS4-5-6 for shuttle bay enlarged
-ITS5 lightly stretch to avoid a collision with BGA
-Textures of ITS3 improved
-Hat's textures of BGA is now good22th Feb: Version 1.2: bug fixed
-Position of the parent Attach point of ITS6 to add a intermediate module
16th Feb: Version 1.3: bug fixed
- problem with the attachment point on P6 array fixed