Take advantage of more power using 18V XR tools with FLEXVOLT ADVANTAGE technology. A unique electronic module with pack identification technology enables the tool to recognise when an XR FLEXVOLT battery is attached and unlock even more power. The DCS386 delivers up to 50% more power when paired with a DCB546 XR FLEXVOLT 6Ah battery versus a DCB184 18V XR 5Ah battery. the DCS386 has been equipped with a crank type drive train for smoother, more efficient operation and reduced vibration, and delivers an impressive no-load speed of 3,000spm.