Credit Card Reader Ultrasonic Plastic Welding Machine 1.20KHz/2000W 2. Two ultrasonics weld unit with film rolling system Credit card readerMaterial: ... mode 3. cutting mode. 6. adoption of the internal signal output/direct and automatic matching of mechanical systems. ... acid batteries, 3-inch floppy disk, U disk, SD card, CF card, USB connectors,Bluetooth. Toys,stationery: folder, album, ...