BL Brushless Motor delivers 1,500 in. lbs. of Max Torque. Variable speed (0-3,400 RPM and 0-3,600 IPM) for a wide range of fastening applications The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life 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 Compact and ergonomic design at only 5 in. L Weighs only 3.3 lbs. with battery for reduced operator fatigue Convenient 1/4 in. hex chuck for quick bit changes Built-in dual LED lights illuminate the work area Rubberized soft grip provides increased comfort on the job Convenient one-touch 1/4 in. hex chuck for quick bit changes. 18-Volt LXT Lithium-Ion 3.0Ah battery BL1830B features an integrated LED battery charge level indicator 18-Volt LXT Lithium-Ion 3.0Ah battery BL1830B reaches a full charge in 30 minutes or less Makita's proprietary hammer and anvil impact mechanism is Manufactured using the best raw materials with the highest quality steel and Unique heat hardening process for maximum fastening and driving power. This bundle also comes with E-01666 Impact XPS 35 Piece Impact Bit Set.