Rotating Speed:0-3300r/min R/F pleasant and unfavourable design,easy to disassemble. One-handed operation, small and convenient, soft to use and operate. Self-contained LED lighting, large vents to dissipate heat, hard to heat. Suitable for wedding ceremony shelf construction, stage construction, bicycle repair and vehicle repair. The machine adapted for Dewalt 18V 20V Battery (Battery Not Included) Maximum Torque:220N Steering:Forward and opposite Colour:As Shown Material:Plastic+Metal Size:3/8Inch sq. head Package Contents: 1 * Electric Ratchet Wrench(without battery) Only the above kit content, varied merchandise shouldn't included. Note: Light mirrored image and sundry reveals may cause the color of the article in the photograph considerably different from the genuine thing. The length allowed error is +/- 1-3cm.