Portable Walking-foot / Zigzag Walking-Foot Zig Zag and Straight Stitch Reverse Includes a variety of accessories such as needles, bobbins, foot pedal, thread stand and detailed instruction manual Length of stitch adjustment - 1mm to 5mm ZigZag Stitch or 5 to 10 stitches per inch in Straight-Stitch. Foot Pedal Control Built in 110/115V, 1/10HP 900RPM motor.