Item Type: Bluetooth Label Printer Material: ABS Model: POS-8007DD Colour: Black CPU: M4 32bit Resolution: 576 Dots/Line Flash: ROM 8192KB; DRAM 8192KB Life: 50km Printing Speed: 40-60mm/s Bluetooth: BT3.0 And BLE4.0 Interface: USB 2.0 Type C Applicable Paper Roll Diameter: Approx.50mm / 2in Support Printing Paper Width: Approx.20-72mm / 0.8-2.8in Supporting Battery: Lithium Battery Battery Capacity: 2000mAh 1、Bluetooth Wireless Printing: Easily print from for IOS or for Android smartphones and for Windows laptops that support Bluetooth  2、Quiet and Efficient: Desktop label printer, printing speed up to 60m/s, quiet and efficient print output  3、Inkless Thermal Technology: Clear and waterproof label printing without toner or ink  4、Applicability: Thermal printers are ideal for small businesses, homes, offices, shops, markets, warehouses and many other scenarios  5、Versatile: With a stable Bluetooth connection, it can be used to print address labels, UPC codes, barcode labels, DIY labels at home or in the office