SpecificationsMfr Part Number: STU4GPASFeatures:Fully compatible with USB 2.0 and 1.1Powered by USB bus: No external power is requiredDurable solid-state storage: 10 years data retentionHot Plug & Play: Enable you to install and uninstall Pico anytimeCapacity: 4 GBInterface: USB 2.0Dimensions: 38.7 x 12.4 x 3.9 mmWeight: Less than 6.0 g