Boasting a 10w Japanese linear magnetic motor, 10,000+ SPM 6700 mAh Li-ion battery, and 8+ hours constant run-time, the .50 CAL MAG LIMITED EDITION - BLACK is designed for professional performance. Ultra low noise technology ensures a quiet operation, while USB cable and cordless/corded options provide flexible use. A Japanese 440c stainless steel precision blade provides razor-close cutting and is zero-gapped for maximum comfort. Also included are DLC black diamond coated and taper blades, which stay cooler, retain sharpness and resist rust. A low battery indication light provides alerts.