1、Portable Design: The portable mini Bluetooth printer is very small and lightweight, convenient to carry, and you can print anytime, anywhere. 2、Bluetooth Wireless Printing: This printer supports Bluetooth connection, no need for a cable to connect to a computer or phone. Simply set it up for printing, making it more convenient and efficient. 3、High Printing Quality: Adopting thermal printing, it can achieve high printing quality, clear text and images, fast printing speed, and meet your daily printing needs. 4、Multiple Application: This printer is suitable for various application scenarios and can be used to print small invoices, labels, reports, orders, etc. It is widely used in industries such as retail, catering, express delivery, logistics, etc. 5、Easy to Operate: The printer is easy to operate, and you only need to follow the manual for simple settings to quickly get started without requiring professional knowledge. 6、Durable and Reliable: This printer has good durability and reliability, and can withstand long term use and frequent movement, ensuring a long lasting service life. Item Type: Thermal Printer Printing Method: Line Thermal Printing Paper roll Maximum Outer Diameter: Approx. 40mm / 1.57in Paper Specification: 79.50mm ± 0.5mm x φ 40mm (80mm) Printing Width: Approx. 72mm / 2.83in Printing Speed: 70mm/sec Resolution: 203DPI Printing Paper: Thermal printing paper and label paper Battery: 1 x 7.4V rechargeable lithium battery, 1400mAh. Shipped with built in battery. Interface: USB 2.0, Bluetooth 2.0 Print Font Library: All characters from GBK font library and ASCII font library. Images for 1D code and 2D code, etc. Control Instructions: Compatible with ESC, POS printing instruction set. 1 x Thermal Printer 1 x USB Cable 1 x Plug 1 x User Manual