The machine with 750W high-power servo motor control machine main running, which has advantage of large needle penetration force, low noisy, low shake, easy to install and start and stop responding quickly; Step motor bidirectional driven technique, powerful and stable, make the machine start and end back-tacking, trimmer, foot lifter up and down super soft and light; The sealed lubricate design, effectively avoid the material dirty from oil; Automatic angle control by system this technology makes the machine easy to achieved automatic change angle from 30° to 140°, easy and beauty; Electronic knee device make the foot lifter relaxing stable and easy to adjust strength; 7 inch colorful touch display panel, simple and convenient; USB socket, can listen music, play video, earphone socket can easy to change Speaker and headphone; Control box install on the back of the machine, convenient to carry and install;