280 Watt variable speed motor adjusts from 8;000-12;000 orbits per minute; providing ideal sanding speed for all materials. Low vibration allowing for extended usage without fatigue. Built in dust extraction port allowing direct connection to dust extractor; or DEWALT Air Lock system. Textured anti-slip top and body grip provides ultimate comfort and control during use. Dust-sealed switch prevents contamination. Controlled finishing system controls pad speed and minimizes gouging during start up. Sealed 100% ball-bearing construction provides longer life. Compact palm grip design. Uses hook and loop paper for consistent adhesion and fast changing.SPECIFICATIONS:Power Input: 280 WattsPower Output: 120 WattOrbits Per Minute: 8;000 - 12;000 opmOrbit Size: 2.6 mmPaper Size: 125 mmWeight: 1.28 kgLength: 170 mmHeight: 140 mmHand/Arm Vibration: 2.5 m/s2Uncertainty K 1 (Vibration): 1.5 m/s2Sound Pressure: 80 dB(A)Sound Pressure Uncertainty: 3 dB(A)Sound Power: 91 dB(A)Sound Power Uncertainty: 3 dB(A)Brand : DeWaltPower Source : Corded ElectricType : SandersModel Number : DWE6423-B5Are batteries needed to power the product or is this product a battery : NoIs this a Dangerous Good or a Hazardous Material, Substance or Waste that is regulated for transportation, storage, and/or disposal? : No