Description:USB 3.0 Reader is based on an easy-to-carry design that allows you to easily add a USB 3.0 card reader/writer to a system that supports USB 3.0.For those looking for an easy way to add support for Micro SD / TF memory cards,this USB 3.0 card reader is a good choice.Supports for Micro SD and TF cards.Micro SD (TF) slot: Micro SDXC / Micro SDHC / Micro SD.When using the USB interface, fully insert the Mirco USB port into the USB port.USB power (no external power or battery required); Hi-Speed USB 3.0, backward compatible 2.0 / 1.1.Specifications:Color: show as picturesSize: show as pictures.Material: plastic.System Requirementsreplacement for Windows 10/8/7/Vista/XPreplacement for Mac OS 9 and abovereplacement for Linux: Based on the release of modern kernel 2.x/3.x, support USB mass storageNote:There might be a bit color distortions due to different computer resolutions.There might be a slight errors due to different hand measurement.Package included:1 x USB 3.0 card reader.