Features 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.Compact style and stylish shape, whihc is an unforgettable gift for your beloved, friends and even customers 4.Applicable for Winxp/7/8/10 / Vista / Linux2.4 / OS X 9.0 and above system, etc. 5.The USB2.0 U disk can be used for backup files, videos, etc., very practical and useful Specification Item Type: U Disk Applicable system for Winxp/7/8/10 / Vista / Linux2.4 / OS X 9.0 and above, etc. Interface: USB2.0 Maximum Writing Speed: 25mb/s Maximum Reading Speed: 13mb/s Application: Backup files, videos, etc. The displayed capacity is different from the nominal capacity because the calculation method is different Manufacturer Standard: 1GB / 1000MB / 1MB = 1000KB Regarding Usable Capacity: Please Note the Memorandum Regarding Storage Product Capacity: 4GB=approximately 3.4GB-3.8GB 8GB=approximately 7.4GB-7.6GB 16GB=approximately 14.5GB-15.5GB 32GB=approximately 28GB-30GB 64GB=approximately 58GB-60GB 128GB=approximately 119GB-124GB 256GB=approximately 249GB-250GB 512GB=approximately 498GB-500GB Package List 1 x TYPE-C Adapter 1 x U Disk