Rotating Speed:0-3300r/min R/F fine and negative design,easy to disassemble. One-handed operation, small and convenient, clear to use and operate. Self-contained LED lighting, wide vents to expend heat, tense to heat. Suitable for wedding shelf construction, degree construction, bicycle repair and car repair. The machine tailor-made for Dewalt 18V 20V Battery (Battery Not Included) Maximum Torque:220N Steering:Forward and opposite Colour:As Shown Material:Plastic+Metal Size:3/8Inch square head Package Contents: 1 * Electric Ratchet Wrench(without battery) Only the above package content, varied merchandise usually are not included. Note: Light mirrored image and various reveals can cause the colour of the item within the picture a chunk diversified from the genuine thing. The dimension allowed error is +/- 1-3cm.