Portable receipt printer, small and portable, 3600MA battery, clear writing, optional two-color, anti-collision and anti-drop, dustproof and waterproof, fast printing, easy operation, 70MM/S fast printing, multi-system and multi-device connected at the same time when multiple orders are entered at the same time Automatic queuing and time-sharing processing data without missing, printing without loss of order, 60MM large-capacity paper warehouse supports 58MM width thermal paper, 3600MA super-capacity battery, Bluetooth direct connection seamless pairing, IOS/Android/windows system. The data/charging combo can be connected to mobile phone chargers, car chargers, charging treasures, and computer USBs. Support more than one hundred languages, Chinese, English, German, French, Russian, Korean, Japanese, etc.