The Consew 7360R-7DD contains a variety of features that include, but are not limited to: Automatic Reverse (backtacking), Auto-lubrication, Rotary Hook, Needle Positioning Under Bed Thread Trimmer, Electric Thread Clamp (holds thread qfter thread trim), Electric Foot Lift, Stitch Counter, Built-in Bobbin Winder, Direct Drive and 3/4hp, 550 Watt Motor (110v or 220v)..