Compatible with all Hitachi Lithium Ion, NiCd and NiMH 18V batteries 4-Mode orbital action for precise and efficient cutting in various materials LED light for improved visibility and operation lightweight design for comfort and maneuverability tool-less blade changing system allows for fast and easy replacements ergonomic D-shaped handle with elastomer grip provides comfort while preventing slippage and reducing fatigue dust collection fittings for cleaner work area Includes: Chip Cover Splinter Guard