Check the listing for details. Kootion USB 2.0 2Pcs 32GB Metal Waterproof Flash Drives Memory Stick Gold+Silver. Color: Multicolor, Condition: New. Listed at 5.50 USD. Features: 100% New&High Quality Storage Capacity: 32 GB Support USB version 2.0 and 1.0 Easy plug and play installation Interface: USB 3.0; Capacity: 32 GB Due to the inner system and procedure data will occupy some space and the real capacity will reduce lightly Stylish lightweight; portable,new concept modeling,classic fashion,compact Brisk High Speed; plug and play, in line with USB 3.0 specification, data transfer speed. Compatible with Windows 7/Windows 8, Windows XP, Windows Vista, Hi-Speed USB 3.0 port required for high speed transfer Support solution for Linux kernel version 2.4 or later version Driveless for OS 9X or up Durable solid-state storage No external power is required 4.5V ~ 5.5V from USB port The data read speed: 8M-18M/S (USB2.0) The data write speed: 3M-7M/S (USB2.0.