Features: Portable receipt printer, 203dpi resolution, supporting 58mm paper size, printing speed up to 80mm/s, high efficiency and clear printing. Direct thermal printing, no ink cartridge, environmental protection and money saving. Compared with dot matrix printer, it is smaller and quieter. The built-in 2500mAh rechargeable lithium battery has long standby time and can print continuously for 36 hours with one full charge. Wireless connection, print anytime and anywhere. Free APP(DLabel), support printing pictures, receipts, barcodes, web pages, etc. With OCR function, the text on the picture can be converted into the text that can be edited. Support USB and BT connection, compatible with Windows XP/7/8/10, Android, iOS system. Lightweight and practical, widely used in supermarkets, retail, restaurants, etc. Specifications: Color: Black Material: ABS Print Mode: Thermal Printing Paper Width: 58mm Print Width: 48mm Print Speed: 50-80mm/s Print Resolution: 203dpi Print Head Life: 50 KM Interface: USB #43; BT 4.0 Print Command: ESC/POS Power: DC 5V, 2A Battery: Built-in 7.4V, 2500mAh Lithium Battery Charging Time: 5 hours Working Time: 36 hours Standby Time: 168 hours Barcode Type: 1D: UPC-A, UPC-E, EAN-13, EAN-8, CODE39, ITF25, CODABAR, CODE93, CODE128; 2D: QR Code Operating System: Windows XP/7/8/10, Android, iOS Item Size: 11.5 * 5.5 * 4cm/ 4.5 * 2.2 * 1.6in Item Weight: 250g/ 8.8oz Package Size: 17 * 12 * 6cm/ 6.7 * 4.7 * 2.4in Package Weight: 500g/ 17.6oz Packing List: 1 * Thermal Printer 1 * Thermal Paper Roll 1 * USB Cable 1 * User's Manual