SHOCKS - Active Vibration Control ® Reduces vibration felt by the user at the handles . A Perform and Protect feature. 14.0 Amp motor provides high performance and overload protection Non-air pumping beatpiece eliminates masonry dust from entering the unit extending tool and seal life Spring-loaded dust seals ensure longer tool life Variable impact control dial (19 settings) ensures accurate impact energy depending on the application Large on/off rocker switch allows for easy single finger operation One-step chisel rotation (12 positions) allows the user to quickly and accurately adjust the chisel, not the tool Large rear rubber handle allows easy operation with 1 or 2 hands Variable position side handle allows 360 ° rotation and 150 ° adjustment for ease of use In-line design for easy operation of tool in horizontal or vertical applications SDS max tool holder with rubber dampers absorbs energy providing longer life