The Makita 12V max CXT Lithium-Ion Cordless Recipro Saw delivers power and speed in an ultra-compact size for a range of cutting applications. With Makita 12V max CXT Lithium-Ion slide-style batteries (sold separately) users get improved balance and ergonomics over pod-style batteries. For added convenience the batteries include an on-board L.E.D. charge level indicator. The RJ03Z weighs only 2.9 lbs. (with 12V max CXT 2.0Ah battery, sold separately) with a variable speed motor that delivers 0-3,300 strokes per minute and an efficient ½” stroke length for faster cuts. It's an ideal solution for users seeking a more compact cutting solution with less weight or for applications in tight spaces. For longer run time, all 12V max CXT cordless tools are also compatible with the 12V max CXT Lithium-Ion 4.0Ah battery (BL1041B). 12V max CXT lithium-Ion batteries are engineered with a Battery Protection Circuit that protects against overloading, over-discharging and over-heating. It’s part of the expanding 12V max CXT series, combining performance with superior ergonomics in a compact size.