Features: 1.Portable and compact, does not occupy space, can print anytime and anywhere 2.Portable Bluetooth barcode printer support smart phone control, you can easily control any place of the printer through your phone 3.Suitable for taxi bill printing, free receipt printing, catering order system, office printing, with high-speed and clear printing 4.Possess small size, light weight and simple connection. Very convenient for various occasion such as outdoor working environment. You can put in your pocket or carry on your waist 5.Direct thermal printers use heat instead of ink, no ribbons or ink cartridges, only need a roll of thermal paper to work. And generally smaller, quieter, faster, more energy efficient than other thermal printers specification:Item Type: Bluetooth Thermal Receipt Printer Material: ABS Function: Suitable for taxi bill printing, free receipt printing, food ordering system, office printing Charging: When the printer battery is almost used up, the power indicator light (green) and function light (red) flash together Charging Method: The power indicator light is on to indicate normal charging Battery Type: Lithium battery Battery Model: 18500 Battery Capacity: 1500mAh Print Resolution: 200dpi Printing Speed: 3-5 inches/sec Applicable Printing Paper: Approx. 57 x 30mm / 2.2 x 1.2in Bluetooth Connection Name: For MPT-II Size: Approx. 9.7 x 7.5 x 4.9cm / 3.8 x 3 x 1.9in PackageList: 1 x Receipt Printer 1 x Plug 1 x User Manual 1 x Battery 1 x USB Line