Makita XPH03MB 18V LXT Hammer Drill Kit, 1/2" Mechanical 2-speed transmission (0-400 & 0-2,000 RPM) for a wide range of drilling, fastening and hammer drilling applications Compact and ergonomic design at only 8-7/8" long Weighs only 5.1 lbs. with battery for reduced operator fatigue All metal gears and aluminum gear housing for maximum job site durability 18-Volt LXT Lithium-Ion 4.0Ah battery BL1840B, features an integrated L.E.D. battery charge level indicator (for MB kits)