Shurhold's Dual Action Polisher allows the everyday person the ability to buff, wax and polish their boat, car or RV like a professional. The unique dual action oscillating head prevents burn and swirl marks. General detail maintenance like waxing can now be done in half the time. Also features quick change pads with Velcro backing and a 20 ft. power cord with GFCI (ground fault circuit interrupter) plug. The World's Best Dual Action Polisher. This easy to use machine is perfect for correcting light oxidation and surface imperfections without the risk or burning or swirling your finish. This kit contains everything you need to wax your boat. The design goal of Shurhold's Dual Action Polisher was to allow users to achieve the same high gloss, professional finish that the pros do with a rotary buffer/polisher, but in a unit that less-experienced, everyday users can operate with the same effectivene Quick change pads with Velcro backing, the GFCI (ground fault circuit interrupter) that cuts off power to the unit should it become submerged or shorted by water and the addition of a 20 ft. power cord and not a stubby pigtail. Rated Voltage: 120-Volt AC, Frequency: 60 Hz, Rated Current: 4.2 Amp, Rated Power: 500-Watt. Variable Speed: 2,500 OPM to 6,500 OPM, Backing Plate: 125 mm to 150 mm ( 5 in. to 6 in. ), Pad size: 140 mm to 165 mm (5.5 in. to 6.5 in. ), Net Weight: 2.2 kgs (4.8 lbs. ), Power Cord: 20 ft. with GFCI. Material: Metal.