530 in. lbs. of Max Torque in a Compact Design. Mechanical 2-speed transmission (0-400 and 0-1,550 RPM) for a wide range of drilling and fastening applications BL Brushless motor delivers 530 in. lbs. of Max Torque. Efficient BL Brushless Motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge. The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life. 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) engineered for improved dust and water resistance for operation in harsh job site conditions. Compact and ergonomic design at only 7-1/4. Weighs only 3.8 lbs. with battery for reduced operator fatigue. Rubberized soft grip handle provides increased comfort on the job. Built-in dual LED lights with afterglow illuminate the work area. All metal gears and gear housing for maximum job site durability. 18-Volt LXT Lithium-Ion 3.0Ah battery BL1830B features an integrated LED battery charge level indicator. Equipped with Star Protection Computer Controls to protect against overloading, over-discharging and over-heating. Compatible with Makita 18-Volt Lithium-Ion batteries with a Star symbol. 3-year limited warranty on tool, battery and charger.