LOT 10x Metal USB2.0 Flash Drive Memory Stick Thumb Drive U Disk 128MB Computer Features:100% New&High QualityStorage Capacity: USB version 2.0 and 1.0Easy plug and play installationInterface: USB 2.0;Due to the inner system and procedure data will occupy some space and the real capacity will reduce lightlyStylish lightweight; portable,new concept modeling,classic fashion,compact BriskHigh Speed; plug and play, in line with USB 2.0 specification, data transfer speed.Compatible with Windows 7/Windows 8, Windows 10, Windows XP, Windows Vista, Mac OS 9.0,Hi-Speed USB 2.0 port required for high speed transferSupport solution for Linux kernel version 2.4 or later versionDriveless for OS 9X or upDurable solid-state storageNo external power is required 4.5V ~ 5.5V from USB portThe data read speed: 8M-18M/S（USB2.0）The data write speed: 3M-7M/S（USB2.0)Operating Temp: -10 to +55Deg.CStorage Temp: -20 to +55Deg.C Available Color: BlackPackage Included:10/20/50/100pcs/lot x USB 2.0 Flash DriveModelU666InterfaceUSBUSB SpecificationUSB 2.0TypeExternal SSDFeaturesIndication LightColorBlackMPNDoes not applyBrandUnbrandedProduct LineUSB Flash DriveManufacturer Warranty1 YearCompatible WithLaptop, PCCountry of OriginChinaRead Speed10-20 MB/S