MotorScrubber Shock Starter Kit With Battery Backpack - Oscillating Deep CleanerHigh power, low profile, SHOCK is the ultimate small floor cleaning machine. The new SHOCK floor scrubber delivers an unbeatable clean along stairs, risers edges and into corners. Low profile at just 50mm, SHOCK enables you to take deep floor cleaning lower than ever before. Key features include: Magnetic Pad Holder No need to keep removing pads from Velcro, simply drop the holder on the floor and watch it auto lock with the oscillating driver