Kobalt 24-volt max 1/2-in cordless impact wrench comes with a 24-volt max high-capacity Li-ion battery, charger and soft bag. Highly-efficient brushless motor provides 650-ft-lbs of breakaway torque Variable-speed trigger generates 0-1,900-RPM no-load speed and 2,400-IPM for faster application speed Built-in LED work light illuminates dimly lit work spaces 24-volt max 4.0-Ah Li-ion battery features a built-in fuel gauge to keep you informed of battery charge