A battery operated cleaning powerhouse, the Motor Scrubber is perfect for glass restoration, saving you valuable time and labor costs. It has a 3-hour run time per charge, and can easily scrub or clean a wide variety of surfaces using the many available pads and brushes. Used with a non-abrasive white pad, it blasts right through even the most stubborn mineral deposits on glass. There are 3 handle lengths available; long, short and hand-held