Ridgid 18-volt X4 Cordless Circular Saw Console Bare Tool Only R8651b (exclusive debri blower port) Magnesium Body Construction Batteries and Charger Sold Separately,this item works with these batteries (AC840083, AC840085, AC84 Compatible with both Ridgid X3 and X4 batteries Exclusive grip-light illuminates dark work areas for precision cuts Exclusive blower port to direct debris away from the cut line