Dewalt DCD734C2 14.4V Drill Driver has a 13mm single sleeve chuck and spindle lock for quick and easy bit change with one hand. Two speed settings, variable speed and reverse switch for maximum control. It also has intelligent trigger design allows for total control of application. In total it has 16 position adjustable torque control for consistent screw driving into a variety of materials with different screw sizes. With a bright white LED with delay feature for improved visibility and flashlight functionality.