Take advantage of more power with our 20 V MAX brushless tools with FLEXVOLT® ADVANTAGE™ tool technology. The grinder has up to 54% more power when paired with a DCB606 FLEXVOLT® battery versus DCB205 20 V MAX battery. The brushless motor delivers 1550 max W out and up to 9000 RPM. This grinder is part of our PERFORM & PROTECT™ product line with kickback brake and E-CLUTCH® System. Battery and charger sold separately. DeWALT® Angle Grinder, Brushless Cordless, Bare Tool/Kit: Bare Tool, 4-1/2 to 5 in Wheel Diameter, 9000 RPM Speed, 20 V, Lithium-Ion Battery, Paddle Switch