1、Thermal Printing: Direct thermal printers use heat instead of ink, require no ribbons or ink cartridges, and work with just a roll of hot paper. And are generally smaller, quieter, faster and more energy efficient than other thermal printers. 2、Smartphone Control: Portable Bluetooth Portable Barcode Printer, Smartphone Control You can easily control the printer anywhere through your mobile phone. 3、200dpi Printing Resolution: 1500mAh battery capacity, 200dpi printing resolution, 3 to 5 inches per second printing speed, suitable for various occasion such as outdoor working environment, very convenient. 4、Portable and Compact: Portable receipt printer is portable and compact and does not take up space, you can print it anytime, anywhere. You can put it in your pocket or carry bag and suspend it on your waist. 5、Scope of Application: Receipts printer is suitable for taxi order printing, free receipt printing, food ordering system, office printing, high speed and clear printing. 1 x Printer1 x User Manual1 x Battery1 x USB Cable1 x Roll of Printer Paper Item Type: Bluetooth Receipt PrinterMaterial:ABSBattery Type: Lithium Battery (Delivered with Matching Battery)Battery Model: 18500Battery Capacity: 1500mAhPrint Resolution: 200dpiPrinting Speed: 3 to 5 in Per SecondApplicable Paper: Approx. 57 x 30mm / 2.2 x 1.2inBluetooth Connection Name: MPT IIAPP Name: For X PRINTERSupport System: for Android, for IOS, ComputerInterface: USB, BluetoothFunction: Suitable for Taxi Order Printing, Free Receipt Printing, Food Ordering System, Office PrintingThe charging method is as follows: The power indicator light is on to indicate normal charging, and when the battery of the printer is almost exhausted, the power indicator (green) and the function indicator (red) flash together