The Milwaukee M18 FUEL 6-1/2” Circular Saw has a POWERSTATE Brushless Motor for improved life and cutting potential. The M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack (not included) provides more work per charge and more work over the life of the pack. The saw’s REDLINK PLUS Intelligence ensures optimized performance and protection from overloading, overheating and over-discharging. The 18-volt lithium-ion circular saw’s guards and shoe are built of cast magnesium to provide a durable, lightweight base. The saw also features an integrated LED light and a rafter hook for convenient storage on the job. The saw includes a blade wrench and a blade.