Features and Benefits: OUTPOWER: Makita-built motor delivers 465 ft.lbs. of Nut-Busting Torque and 260 ft.lbs. of Fastening Torque;OUTSMART: 3 forward and 3 reverse Auto-Stop modes for increased efficiency;OUTLAST: XPT? is engineered to provide increased dust and water resistance in harsh job site conditions;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 a wide range of applications;Full speed mode function reduces trigger pull to reach full speed;Compact length at only 5-5/8″;ideal for working in tight spaces;Ultra-smooth variable speed trigger provides optimum control;Reinforced gear housing engineered for maximum job site durability;The digital communication within XGT? optimizes performance to provide up to 2X longer sustained power under heavy-load applications;The digital communication within XGT? actively monitors and protects against overload, over-discharge and overheating;XGT? Tools and Batteries are designed with a multi-layer contact interface for more constant power delivery to take on high-current demands;XGT? Batteries feature rigid rails with impact-resistant construction to secure the battery to the tool during high-demand applications (batteries not included);The XGT? Rapid Charger with dual-fan design circulates air through the battery to cool the battery and circuit board quickly for faster charging (charger not included);The XGT? Rapid Charger?s digital display indicates battery charge level (-80%, +80%, 100%);The XGT? Rapid Charger?s built-in chip thoroughly communicates during the charging process to control current, voltage, and temperature for more efficient charging;40V max XGT? Lithium-Ion 2.5Ah Battery (Hold for model number) reaches a full charge in 28 minutes or less;GWT05D The 40V max XGT? Brushless Cordless 4-Speed 1/2″ Sq. Drive Impact Wrench Kit w/ Detent Anvil (GWT05D) provides improved fastening control, ideal for automotive, installation, and fabrication