Makita-built outer rotor BL Brushless motor direct-drive system provides power equivalent to a 30cc gas chain saw Variable speed trigger and high chain speed (0-3, 940 FPM) For improved cutting performance Torque boost mode powers through thick or hard branches Two 18V LXT Lithium-Ion batteries deliver 36V power and performance without leaving the 18V LXT platform Includes 14" Sprocket nose guide bar and 3/8 pitch, . 043" Gauge Chain