Specification Binding : Unknown Binding Brand : Hanzou Color : As the Pic Show Label : Hanzou Manufacturer : Hanzou MaterialType : as the pic show Model : Hanzou PackageDimensions_Weight : 0.1102311310 PackageDimensions : L:4.4899999954202 X W:3.4299999965014 X H:1.1399999988372 PartNumber : Hanzou ProductGroup : Home ProductTypeName : ELECTRIC_MOTOR Publisher : Hanzou Size : as the pic show SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41fgHUGSCoL._SL75_.jpg SmallImage_Width : 75 Studio : Hanzou Title : Stepper Motor, Hanzou DC 4-9V Drive Stepper Motor Screw with Nut Slider 2 Phase 4 Wire For Laser Engraving Weight : 0.1 WeightUnit : pounds