Powered by two 18 V lithium-ion batteries, Model XSL02Z Cordless 7 ½ in. Dual Slide Compound Miter Saw utilizes Makita BL™ brushless motor with direct-drive gearbox and electric brake that delivers full 5,700 rpm. Automatic Speed Change™ Technology adjusts cutting speed and torque during cut for optimal efficiency. Equipped with 4 steel rail sliding system and 4 linear ball bearings, saw delivers large dimensional lumber cutting capacity of 2 x 12 in. at 90° and 2 x 8 in. at 45°.