USB3.0 high-speed transmission: USB3.0 interface is used to provide faster data transfer speed, greatly shortening the file copying time.TF or SD card two-in-one: supports two common memory card types, TF and SD, to meet the storage needs of different users.Multi-drive card reader: can identify multiple memory cards at the same time, convenient for management and access to the contents on different cards.Portable design: small and compact, easy to carry, data exchange anytime, anywhere.Strong compatibility: suitable for a variety of devices, including computers, laptops and tablets, etc., ensuring a wide range of applicationsProduct color: black and whiteProduct packaging: baggedProduct packaging size: 6x6x3cmProduct weight: 60g Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.