Technical specification Commodity: ultrasonic lace sewing machine Specification: jp-60-s Output (w): 1800~2500w Frequency (khz): 20 khz Voltage (v): 220v (or 110v available) Roller size: width (0-60mm) & diameter (50mm) Working speed: 0-20m/min Welding area (mm): ø60mm Dimensions (l×w×h): 1200*600*1200mm N.W (kg): 90kg Wooden case package:1200*600*1200mm