Mini keychain digital photo viewer gadget which can store over 50 full colour digital pictures.1.1-Inch cstn color screen with 4mb built-in memory.Available in red, blue, or silver - please specify your color choices in the online checkout comments box.Compatible with: bmp, jpg, gif.China manufacturer specifications.Display: 1.1-Inch cstn color screen.Memory: 4mb built-in flash memory.Image resolution: 96 x 64 pixels.Photo storage: avg 56 pictures.Power: built-in 3.7V lithium battery or usb 5v supply.Control buttons including change photo and slideshow mode.Interface: usb 1.1.Play mode: manual / automatic play.Dimensions: 61 x 47 x 19mm.Weight: 23g approx.Accessories:hand strap.Software cd.Usb cable.Users manual.