3 sizes printing width- Phomemo M04S portable thermal printer support 2/3/4 inch printing width. Suitable for printing text, documents, labels and other purposes. Phomemo M04S portable printer comes with a roll of 110mm wide white adhesive thermal sticker paper. Printing Clearly- Adopt thermal technology with high resolution of 300dpi, clear printing without scratches, and will not make the paper black. No need to change ink or ribbon, it is a time and cost saving inkless printer. Multifunctional Use - M04S mini printer has a wide range of applications. Suitable for office people to print drawings or documents, students to print test papers or notes, and also suitable for printing post-it notes or label stickers at home. It is an all-in-one thermal printer. Please note that it dosen't compatible with computers. Smart App- phomemo M04S Bluetooth thermal printer is compatible with mobile phones or tablet. Download [Phomemo] APP, and connect the printer through the APP. [Phomemo] APP supports file printing, such as Word, TXT, PDF, and can also print photos. The APP contains hundreds of patterns and templates, and is constantly updated. 11 national languages supported. Large Capacity- Can work continuously for 5 hours after being fully charged, and only needs to be charged with Type-C. M04S printer is equipped with a roll of white 110mm adhesive thermal paper for trial