Computer servo cutting machine
Adjustable various speed from 2,000 rpm to
 4,000 rpm, heavy duty performance for cuting extra
 heavy fabrics or cuting chemical fiber that require
 low speed,plus energe saving etc, no matter which
 feature is absolutely unique & unrivalled comparing with
 traditional types.
 PS:
 After plug in LED display will be light up automatically, then
 turn on the switch, the motor will work in speed which
 was set up at work last time. no need to adjust the speed
 when sharpening, machine will skip to the sharpening speed
 automatically. when finish sharpening,motor will recover
 to its working speed by itself.