REX INDUSTRIAL SEWING MACHINE SERVO MOTOR 550 WATTS<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>-save up to 70% electricity when comparing to equivalent power clutch motor</li><li>Easily adjust motor speed by using the built in adjustable motor speed control knob</li><li>smooth &amp; quiet operation makes this servo motor virtually noiseless</li><li>-wide application including high or low speed industrial sewing machines</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41pTi8hCuFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TZiv0WIYL.jpg" noproxy>