Features: Wireless Travel Printer Small size, built-in 1000mAh battery, you can take it with you, easy to carry, USB Bluetooth printer Mini thermal photo printer, inkless print head, reliable black and white printing; dpi print quality The mini printer uses a 200 dpi high-resolution print head and 5V interface to make your print quality even better . Specifications: Design Type: Mini Photo Printer Material: Plastic Printing Parameters: 200DPI Printing Method: Inkless Black and White Thermal Printing Charging Port: Micro USB Battery Model: 523450 Lithium Battery Battery Capacity: 1000 mAh Lithium Battery 7.4V 2A Charging Printing Paper: 57X30mm / 2.2 x 1.2in (need to purchase original printing paper for easy replacement) Connection Method: Bluetooth Wireless Inkless Black and White Printing Available Colors: Black, Pink Connection Method: Bluetooth 4.0 Note: If you only purchase a printer separately, only one roll of white plain paper will be sent. Package Includes(According to your choice): 1 x Printer 1 x USB Cable 1 x User Manual 1 Roll x Printing Paper(57mm*30mm)