SIMPLICITY-Deluxe Sidewinder. This portable bobbin winder allows you to wind bobbins quickly and easily without a sewing machine! The Deluxe Sidewinder features interchangeable bobbin spindles that accommodates bobbins for all makes and models of sewing machines, embroidery machines, and quilting machines, two storage compartments in the lid to hold wound bobbins or spools of thread, a telescoping guide that adjusts to different heights of thread spools, a thread cutter, a tension knob to accommodate a variety of thread weights, a speed control knob and more! The compact size makes it easy to store or pack for travel: it only measures 6x8x6in when closed. This package contains one Deluxe Sidewinder bobbin winder, one universal adapter (UL Listed E221556), and manual. Adapter input: 100-240V. Adapter output: 6V. Imported.