Cordless Reciprocating Saw, Battery Included, Voltage 18.0, Cutting Action Straight, Length of Stroke 1-1/8 In., Shoe Design Adjustable, No Load Strokes/Minute 0 to 3000, Cordless Tool Battery Type Li-Ion, Blade Type 1/2 In. Universal Tang, Battery Included (2) 35GJ99, Battery Pack Replacement 35GJ99, Battery Capacity 5.0Ah, Handle Type Soft Grip, Features Quik-Lok(TM) Blade Clamp, LED Light, Hang Hook, Patented Gear Protecting Clutch, Battery Fuel Gauge, Variable Speed Trigger, MILWAUKEE P/N 2720-22