Don't replace those damaged DVDs, CDs or game discs - repair them instantly and save hundreds! You're looking at the world's premier motorized scratch repair device. Skip Dr. Automax features patented radial resurfacing action that provides the unique control needed to quickly and easily restore damaged discs to optimal working condition. So it pays for itself time and again! Settings include automatic off, on, load, repair and eject. Works with 3" and 5" discs. 6 'AA' batteries not included. Limited lifetime warranty.