The Makita 18-Volt LXT Lithium-Ion Reciprocating Saw (tool only) combines cutting speed with convenience features for faster, more efficient cutting. It’s powered by the industry’s fastest charging 18-Volt lithium-ion batteries (sold separately), allowing users to remain in 1 battery platform and use the same fast-charging 18-Volt batteries on the XRJ04Z as they use across the Makita 18-Volt LXT cordless tool line-up. The XRJ04Z is equipped with efficiency features for faster cutting.