1、This flash drive memory adopt USB interface, no drive required, plug and play 2、The product have small size and easy to carry, you can easily carry wherever you go 3、An unforgettable gift for your beloved, friends and even customers with compact style and stylish shape 4、Applicable for Winxp/7/8/10 / Vista / Linux4 / OS X 9.0 and above, etc. system 5、USB0 car U disk can be used for you to backup files, videos, etc., very practical 1 x U Disk Item Type: U DiskApplicable system for Winxp/7/8/10 / Vista / Linux 2.4 / OS X 9.0 and above, etc.Interface: USB 2.0Maximum Writing Speed: 20mb/sMaximum Reading Speed: 10mb/sApplication: Backup files, videos, etc.Operation Steps: Plug and playThe displayed capacity is different from the nominal capacity because the calculation method is differentManufacturer Standard: 1GB / 1000MB / 1MB = 1000KBRegarding Usable Capacity: Please Note the Memorandum Regarding Storage Product Capacity: 4GB=approximately 3.4GB- 3.8GB8GB=approximately 7.4GB- 7.6GB16GB=approximately 14.5GB- 15.5GB32GB=approximately 28GB-30GB64GB=approximately 58GB-60GB128GB=approximately 119GB-124GB