Phomemo - Providing a New Mobile Printing Method for Modern Life. Phomemo M02S mini photo printer is a black and white image mobile printer, 300dpi HD printing gives you a clear and textured printing effect! The pocket printers can print 3 kinds of paper: 53mm, 25mm, and 15mm. Three print sizes are available for use in different applications. You can enjoy printing the photo as you like and using it to do a bullet journal or the DIY craft.