... needle. 2.ultrasonic sewing machine Speed:8-20m/min... ultrasonic fabric sewing machine CharacteristicsPower Supply: 220V±5V 50Hz (60Hz)Working ... PE paper, PE + aluminium, PE + cloth, and so on. Application:Lace clothing, skirt rim, sportswear, pajamas, gown , hair decorations, packaging satin ... operating coat, non spin respirator, handicraft , decorations products ultrasonic fabric sewing machine