FY-e350 Mechanical Sewing MachineIn the electric sewing machines field, servo motors are innovatively used by FYe350, with a service life of 10 times that of ordinary motors. The high-power 100W motor can acheive ultra-low speed sewing, with large torque and strong threading force, and freely can sew all kinds of thick and thin fabrics when starting. Servo Motor, Powerful Stitch Heavy Duty Interior Metal Frame 1-Step Buttonhole Electronic Stepless Foot Pedal Controller Dual LED Lights Drop-in Bobbin System 23 Built-in Stitches Removable Free Arm Instructional Video The DVD and USB flash drive contain the FYe350 sewing machine introduction and operation video. Drop-in Bobbin The independent loading system makes it easy to replace a new bobbin. 1-Step Buttonhole Replace the buttonhole foot, and select the button stitch. As shown by the button stitches you can easily sew the buttonhole. Adjustable Presser Foot Pressure Presser foot pressure can be adjusted according to the thickness of the fabric, all can be adjusted to achieve better sewing results. Reverse Lever Backstitch function by pressing the backtrack lever continuously. Removable Free Arm The free-arm attachment box can be freely removed, suitable for daily sewing on various projects. Dimensions Weight: 13.56 pounds Dimensions: 6.3 x 14.37 x 10.63 inches13.5