The Makita 18V LXT Lithium-Ion cordless fan (model DCF201Z) is a powerful and portable solution for painters, contractors, and more. The DCF201Z has two settings for optimal air Velocity control. It can be powered by Makita 18V Lithium-Ion batteries, or an AC adapter. The durable design and protective bumpers are engineered to withstand a job site environment. It's part of Makita’s expanding 18V Lithium-Ion system, the world’s largest cordless tool system powered by 18V Lithium-Ion slide-style batteries. Makita 18V Lithium-Ion batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. For improved tool performance and extended battery life, Makita created Star protection Computer controls . Star protection is communication technology that allows the Star Protection-equipped tool and battery to exchange data in real time and monitor conditions during use to protect against overloading, over-discharging and overheating. For increased versatility, the tool can also be powered by Makita 18V LXT and compact Lithium-Ion batteries with the Star symbol on the battery indicating Star protection inside.