Introducing the absolute "state of the art", perfect machine that has everything you need and expect from a PMU machine! It has an adjustable needle stroke, so if you're a low stroke lover, you'll love it, as well as if you're a lover of higher strokes. So you'll have the facility to do a wide range of effects. It's capable of working at very low speeds, even at 3.0V. Two batteries are included, with one you can work for up to 6 hours. Ergonomic shape for comfortable grip and light weight is a given. Maximum silence, with minimal vibration and yet powerful!