Enfain® 10Pcs Nice Swivel Design New Waterproof USB 2.0 Flash Drive Memory Stick Fold Storage Thumb Stick Pen (4GB,Black)
Feature:1.New and high quality2.Real capacity3.Color:red,black, white,purple,green,gray,blue.Specifications:Chip: Grade A, original Toshiba brandInterface Type: USB 2.0,USB 2.0 Compatible (Backwards compatible to USB 1.1)Writing speed: 3mb/s-6mb/sReading speed : 5mb/s-10mb/sCompatibility: Desktop, Laptop, Macintosh, Tablet, Speakers all with USB portOperating System : Windows 7/Vista/XP/2000/ME/NT/98,Linux and Mac OSOperating Temperatures : 32 F to 140 F (0 C to 60 C)Storage Temperatures: -4 F to 185 F (-20 C to 85 C)Service:If you  are not happy with any product for any reason by Enfain, please do not hesitate to contact us. In every customer relationship, Enfain strives to be a trusted partner and seek to achieve 100% in customer satisfaction.