Description Efficient rotary hammer for daily use with integrated Bluetooth connectivity. Increased user protection, thanks to the KickBack Control and Vibration Control functions. The practical integrated control interface informs about the states of the tool and allows for easy mode changes. Battery voltage: 18 V Impact energy: 2,4 J K measurement uncertainty: 3 dB Nominal speed: 0 - 980 rpm Number of strokes at nominal speed: 0 - 4350 shots/min Sound power level: 102,5 dB(A) Sound pressure level: 91,52 dB(A) Tool attachment : SDS max