Fangrui Product Details [high Speed Cutting High Quality Motor] Cordless Recirculating Saw Uses High Quality Motor, Safer, Less Noise, Longer Service Life. It Provide A Powerful Cutting Output, And The Cutting Speed Can Be Adjusted According To Your Type Of Work. [single-hand Design And Ergonomics]the Cordless Recirculating Saw Adopts A New Design That Is Ergonomic And Easy To Use With One Hand. Its Made Of Lightweight Material That Makes It Easier For You To Use And Has A Rubber-wrapped Handle To Reduce Vibration. Its Compact Size Allows You To Work In Confined Spaces, And The One-handed Design Is Both Efficient And Convenient For Left-handed Users. [safety Lock And Lighting Design]the Recirculating Saw Uses A Safety Lock To Protect Users From Injury Due To Accidental Activation. The Reciprocating Saw Also Has A Built-in Bright Led Light That Illuminates The Surface Of The Entire Work Area, Improving Your Visibility When Working In Low-light Environments. [suitable For Dewalt 18-20v Li-ion Battery Model]suitable For Dewalt 18