OverviewImproved Daisy Chain Design To Connect 2 Clusters Of Fans The Uni Fan Al V2 Has An Improved Daisy Chain Design That Allows You To Connect 2 Clusters Of Fans With Just One Cable. This Makes It Easy To Set Up And Manage Your Fans And It Saves Space In Your Case. Al120 V2 Fan Frame Thickness Is 28Mm To Provide 20 Percent Improved Airflow Compared To V1 The Al120 V2 Fan Frame Thickness Is 28Mm Which Is 2Mm Thicker Than The Previous Version. This Provides A 20 Percent Improvement In Airflow Which Is Great For Cooling Your Pc. Removable Interlocking Keys To Provide Better Radiator Clearance The Uni Fan Al V2 Has Removable Interlocking Keys That Allow You To Install The Fans Closer Together For Better Radiator Clearance. This Is Great For High Performance Builds With Multiple Radiators. Start Stop Fan Rpm Support For A Quieter Environment The Uni Fan Al V2 Supports Start Stop Fan Rpm Which Allows You To Stop The Fans When They Are Not Needed. This Can Help To Reduce Noise Levels In Your System. The Uni Fan Al V2 Comes With A New Uni Hub That Allows You To Control The Lighting Effects Of Your Fans With Just One Cable. This Makes It Easy To Set Up And Manage Your Fans And It Saves Space In Your Case.