This Benchmark 20V Max orbital action jigsaw has a three-position orbit selector for super-smooth cuts in a wide variety of materials. A sight line blower directs debris away from cutline for increased accuracy. Tool-free blade changes help to minimize down time. Engineered for use with Benchmark Omega 20V batteries (sold separately), yielding higher efficiency and durability to help you get the job done right. 20V Max lithium ion offers one of the best energy-to-weight ratios with no memory loss and a slower loss of battery charge when not in use..