Features: 1) 1.1" LCD screen, high brightness color 2) Supported format: BMP, GIF, JPG, TIF 3) Memory device: 4MB flash (max. Storage: 56 photos) 4) Application: Photo viewer 5) Built-in rechargeable Li-on battery 6) USB1.1 interface can download file from PC 7) Product size: 50 x 50 x 17mm