1.New design of touch-screen,display clearly,operating easily,no dead angle. 2.Voice prompts,operating conveniently. 3.Chinese or English,can be switched easily. 4.With needle replacement function. 5.With USB connection,charging electronic products. 6.Standard with built-in presser foot. 7.Design of universal shaft drive,improve efficiency,not easy to wear,improve AB coupling 8.With convenient separating button of knife,integrated knife structure,side-cutter could be switch freely,one machine with dual-purpose.