Digital photo frame is a new type of photo frame that can directly display digital photos without printing them. It adopts the outer frame (appearance) shape of the traditional ordinary photo frame, replaces the middle photo part of the traditional ordinary photo frame with a liquid crystal display, and is equipped with power supply, storage medium and other components. It can directly display (play) digital photos. At the same time, it can cycle display (play) different photos in the same photo frame, Provide a better photo display platform and space for the increasing number of digital photos and people who like photos.