<ul><br /><li>Powered by two LXT batteries; x2 LXT technology delivers more power, speed and run time without the hassles of a cord</li><br /><li>Makita built electronically controlled BL motor delivers 4, 400 RPM for faster and smoother cutting.</li><br /><li>The BL Brushless motor eliminates carbon brushes, enabling the BL motor to run cooler and more efficiently for longer life</li><br /><li>Automatic speed change technology adjusts cutting speed and torque during cut for optimum performance</li><br /><li>x2 LXT technology delivers up to 334 cuts per charge in 2x4 spf and up to 192 cuts per charge in 2x12 spf lumber using two 5.0Ah batteries</li><br /></ul>