The dewalt dcs355m2 18v cordless multi cutter has brushless motor technology that is capable of delivering up to 57 longer runtime over units with brushed motors dewalts lsquoquick change39 accessory system means you can change blades and attachments quickly easily and without the use of tools the user has fantastic control over the unit and its speed thanks to the dual grip variable speed trigger this means you can work quickly and material specifically there is a bright led light