Cleaner is specifically design to safely clean PS3 game systems. 10-brush plus pocket cylcone clean process includes 10 flexible brushes strategically placed in a cyclone formation for optimal cleaning. Its unique Zero-Clearance technology allows each brush to retract into a pocket to prevent knocking the delicate optical lens out of alignment. Patent-pending system is especially important for Blu-ray players because the optics can be as close as 0.004" away from the disc