TurboCat Zoom Air-Driven Central Vacuum Power Brush in Sapphire Blue. Better clean-ability Quieter Mulit-port base plate Run-Silent Bearings and Belt Soft Wrap-Around Pro-Tech Bumpers Easy-Glide rollers Large intake port Roller Brush Powerful Double-Edge Cleaning Lightweight and Responsive Low Profile Wide Vacuum Path Automatic Height Adjustment Since it's air-driven, requires no power cords, batteries or additional electricity,making it compatible with regular hoses and electriflex hoses when you don't have power valve inlets