The Milwaukee M18 BJS Jigsaw is fitted with a high performance motor and the patented FIXTEC blade clamp for fast and easy blade change. There is a keyless bevel facility on the base plate that allows for adjustment between 0-45, and a five stage pendulum action for increased cutting performance. The integrated dust blower keeps the cut line free of wood dust and the detachable soft shoe avoids marks and scratches when cutting soft materials. It also has an LED light to illuminate the work piece. REDLINK overload protection electronics are present in the tool and battery pack to deliver best in class system durability. Flexible battery system: works with all Milwaukee M18 batteries M18 BJS-402C: 2x18V 4. 0Ah Li-ion Batteries. M18 BJS-0: Bare Unit, No Battery or Charger. Specification Strokes No Load: 0-2, 800/min. Stroke Length: 25mm. Capacity: Wood: 135mm, Metal: 10mm. Bevel Capacity: 45. The Milwaukee M18 BJS-0 Jigsaw is supplied as a Bare Unit, NO battery or charger supplied. PTDMILM18BJS0