The brushless 18V motor provides better performance and allows you to perform even the most demanding tasks The operating speed control mode allows the user to easily change speed depending on the work performed The speed control button allows additional speed control by adjusting the pressure on the switch The trigger lock function increases comfort and facilitates user operation Ergonomic grip shape increases control of the device, precision and user comfort The hook and loop option allows you to quickly and easily change the polishing pads No battery included!