Visual Land VL-618-RED-BLU-BLK Digital Keychain Photo Viewer with 1.8-Inch Screen and 150 Photos - 3 Pack (Red + Blue + Black) Worlds Smallest Digital Keychain Photo Viewer: 1.875 in x 1.5 in x 0.37 in 1.8 Inch Screen: 160x128 Resolution Stores About 150 Photos USB Plug n Play; Autorun Software Built Into Keychain Clock and Calendar Functions