... Ultrasonic lace sewing machine can ,press ,sewing ,cutting ,slitting , with width from 5cm-20cm with any desings Ultrasonic lace sewing machineOutput ... power : 2500WPower Input : 200V/50HzOutput frequency : 15KHzWorking temperature : -10-28CWorking speed : 0-20m/minEquipped pattern mould : 0-100 mmSize of machine ... other materials. Ultrasonic lace sewing machine with sealing edge