

Optional effects are not handled by Kerbal Space Program very well. 
These effects may cause problems or look bad, use at your own risk. :P

Oh yeah, and these require some serious hardware. Don't complain about slowdowns. 

Installation:

1) Backup your enbseries.ini file in your base KSP_win folder, or wherever you have installed KSP. 
2) Replace it with the enbseries.ini in this folder. 