mini usb thermal printer 1. High speed up to 90mm/s. ... roll, 3.Paper roll 80mm, length over 80m ZSC-PT58 mini usb thermal printer POS58Small Size: 149*98*89mm58mm paper roll, High ... code PC437,PC850,PC852,PC858Environment: 0°C-45°C, 10%-90%RHInterface:ZCS-PT58IS: RS232 serial portZCS-PT58IT: TTL232 serial portZCS ... setting auto feed or notCan test printing speedOEM/ODM available mini usb thermal printer