Features: Adopt thermal printing technology, featuring fast speed, low noise, clear printing, ink-free and eco-friendly. Small and compact size, easy to carry, cute appearance makes it more stylish and unique. Built-in 45 paper tearing tooth to guarantee user's safety. Open the cover to install the paper roll, connect with your devices through BT and start to use it. With built-in 1000mAh battery, it can work for a long time. Wide application, it can be used to print notes, errors, timetable, memo, webpage, articles, pictures, etc., bringing convenience in your daily life or learning. Specification: Name: Portable printer Color: Pink/Blue(optional) Printing method: Thermal printing Connection mode: BT Definition: 200dpi Printing paper size: 57*25mm Charging interface: 5V Micro USB Battery capacity: 1000mAh Item size: 9 * 8.2 * 4.5cm /3.54 * 3.23 * 1.77in Item weight: Approx. 165g /5.82oz Packing list: 1 * Printer 1 * Charging cable 1 * Roll of paper 1 * User manual