1. Exquisite and structure, easy to carry. 2. Equipped with large-capacity rechargeable lithium battery 7.4V, 1500mAh 3. Support client local program upgrade, equipped with computer side driver, Bluetooth host function. 4. It can be used for 5- after fully . The indicator light light up when charging, and the indicator light go out after charging. 5. Low noise and high-speed printing. Printing method: thermal line printing Effective printing width: 78 mm Density is 8/mm, 384 dots/line Printing characters: ANK: 8 x 12, 16 x 24 GBK: 16 x 24, 24 x 24 Characters per line ANK: 48, 32 GBK: 24, 16 Paper type: thermal label paper Paper width: 80mm Roll diameter: 40 mm Roll core diameter 15mm (minimum) Paper thickness: 0.12mm Print life: 50 km Model: -3 Print speed: 90mm/s The above data is for reference only,Due to different batches, there may be differences in product appearance and printed text, which not affect use Voltage: AC110V Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Colour:Blue Material:ABS Package Contents: 1 x -3 Mini 80mm Bluetooth Thermal POS Printer 1 x Roll paper 1 adapter 1 x USB cable 1 x Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.