Makita LXT1 18-Volt Lithium-Ion Cordless Hammer Driver-Drill and Reciprocating Saw Kit More Power: Makita Built 4-Pole Maximum Torque Motor delivers more efficient power than the competition More Work: LXT Battery and optimum charging system produces 280% more total lifetime work with 2-3X more cycles Less Weight: 40% lighter than other 18V systems Better Fit: Comfortable Ergonomic Shape allows for all-day use with less fatigue 18Volt Power with 12Volt Weight