The Makita HM1213C SDS Max Demolition Hammer offers high durability and excellent demolition performance. Anti-vibration technology ensures extra-low vibration performance. Suppression of motor speed during no-load reduces vibration of the tool body. The bit can be set at 12 positions for convenience. The one-touch sliding chuck makes it easy to install and remove bits. The LED lamp indicates when to replace the carbon brush. Other features include variable speed, constant speed under load and soft start. Specifications: Input Power: 1,500W.Impact Rate: 950-1,900/bpm.Impact Energy: 18.6 joules.Weight: 10.8kg. Vibration Chiselling: 7 m/sec.Vibration K Factor: 1.5 m/sec.Noise Sound Power: 95 dBA.Noise Sound Pressure: 75 dBA.Noise K factor: 2.53 dBA.