Makita, a pioneer in brushless motor technology and battery innovation, has combined both areas of expertise in the 18-Volt X2 LXT (36-Volt) lithium-ion Brushless 7-1/2 in. Compound Miter Saw (tool-only). It's powered by two 18-Volt lithium-ion batteries for 36-Volt power and performance, but without leaving the 18-Volt LXT platform. In addition, the efficient BL Brushless Motor delivers 5,700 RPM for fast cutting and the exclusive Automatic Speed Change technology adjusts cutting speed and torque for optimum performance under load. This innovative cordless miter saw is an ideal cutting solution for room-to-room applications, making it a must have for remodelers, flooring contractors, cabinet installers, case and base installers and more. Its part of Makita's expanding 18-Volt lithium-ion series, the world's largest cordless tool line-up powered by an 18-Volt lithium-ion slide-style battery. Makita 18-Volt lithium-ion batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. 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.