The M18 Compact Brushless 1/4 in. Hex Impact Driver is the industry's fastest 18-Volt compact impact solution. REDLINK electronics and REDLITHIUM batteries deliver 3,200 RPMs for best in class application speed. Kit includes Brushless Impact Driver, (1) M18 red-lithium 2.0Ah battery, M18-M12 multi-voltage charger, and tool bag.