There is a two speed gear selection allowing true variable speed from 0-350 RPM or 0-1,200 RPM giving controlled drilling. There are 16 torque settings and drill mode for ultimate torque control, and an electric brake for safety and finer control. Other features include a conveniently located forward/reverse switch and keyless chuck for easy bit changes. The Makita 8390DWPE includes two 18 volt Ni-Cd batteries, charger, phillips/slotted bit, keyless chuck, two battery covers and tool case.