Item Type: Storage Memory Stick <br>Material: Metal <br>Compatible System: for Windows 7/8/10 / Vista / XP / Unix / 2000 / ME / NT Linux / OS X, etc. <br>Scope of Application: Data Storage, Transmission and Sharing of Music, Photos, Movies, Designs, Manuals, Handouts, Homework, etc.1、All USB are double?tested before shipment, brand new and Class A chip USB flash drives, with stable and reliable performance. <br>2、Very suitable as a original and practical gift for birthday gifts, Christmas gifts, New Year gifts or company welfare. <br>3、Extensive compatibility, the memory stick is suitable for all USB 2.0 ports, compatible with all devices with USB?A ports. <br>4、USB2.0 ensures high reading and writing speed, plug and play, no driver installation required. <br>5、Metal shell made of high?quality , durable, portable and waterproof, can prevent loss.Manufacturer standard: 1GB / 1000MB / 1MB = 1000KB <br>Regarding usable capacity: Please note the memorandum regarding storage product capacity: <br>16GB=Approx. 14.5GB?15.5GB <br>32GB= Approx. 28GB?30GB <br>64GB= Approx. 58GB?60GB <br>128GB= Approx. 119GB?124GB1 x USB Flash Drive