BL Brushless Motor delivers 240 ft.lbs. of Max Torque and 430 ft.lbs. of nut-busting torque Compact and ergonomic design at only 5-5/8" long 4-Speed power selection switch (0-1,000 / 0-1,800 / 0-2,600 / 0-3,200 RPM & 0-1,800 / 0-2,600 / 0-3,400 / 0-4,000 IPM) for precise fastening control in a wide range of applications 3 Forward and 3 reverse auto-stop modes for increased efficiency Full speed mode function reduces trigger pull to reach full speed Efficient BL Brushless Motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge The electronically-controlled BL Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application Extreme Protection Technology (XPT) is engineered to provide improved dust and water resistance for operation in harsh conditions Built-in L.E.D. light with an independent on/off switch illuminates the work area Weighs only 4.0 lbs. with battery for reduced operator fatigue (battery not included)