Makita XDT01 18V LXT Lithium-Ion Brushless Cordless 3-Speed Impact Driver Kit (Discontinued by Manufacturer) 3-Speed Power Selection for Precise Fastening Control Efficient BL Brushless Motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge BL Brushless Motor delivers 1,460 in.lbs. of Max Torque 3-speed power selection switch (0-1,300 / 0-2,000 / 0-2,600 RPM & 0-1,300 / 0-2,800 / 0-3,400 IPM) provides the user with precise fastening control Compact and ergonomic design at only 5-1/2" long