The DEWALT DCM848 XR Cordless Polisher has a brushless motor for increased performance and run time. It has a variable speed trigger and dial for better control during car, headlight, windshield and glass polishing applications. The rubber gear case overmould reduces surface imperfections and improves gripping surface. It can also be held via the front grip or side handle. DCM848P2 2 x18V 5.0Ah Li-ion Batteries DCM848N Bare Unit, No Battery or Charger Specification Oscillating Speed 2,000-5,500/min. Backing Plate 125mm Orbit Diameter 53mm The DEWALT DCM848P2 XR Brushless Polisher is supplied with 2 x 18V 5.0Ah Li-ion Batteries 1 x Side Handle 1 x Hex Key 1 x DCB115 Charger 1 x Kit Bag