Makita built, 4-pole maximum torque motor delivers 450 in. lbs. of efficient torque. More compact design for less operator fatigue. Batteries charge 4X faster in only 15 minutes. Ergonomic shape fits like a glove with even pressure and easy control. Makita Lithium-Ion provides longer run time, 5x lower self-discharge (for use any time) &16 firm holding contact terminals (for constant high power). Built-in LED light. Accepts all Lithium-Ion slide-style batteries.