It supports plug and play, which is easy to use and requires no external power supply. With fast transmission, it can easily and quickly transfer photos/videos to mobile phones or other devices. Made of high-quality ABS material, it is lightweight and portable. The length of the product is 16cm, the width is 5cm and the height is 1.3cm. It supports for Windows XP/for Vista /for Windows7/8/10, for Mac OS and other systems. It can immediately view the pictures of the camera memory card with the mobile phone, and supports the mutual transmission of documents between the mobile phone and the memory. And mobile phone can be linked to the keyboard through the adapter line, and chat freely by inputting text messages and text messages on the mobile phone, so as to solve the trouble caused by slow text input. Item Name: Card Reader Material: ABS Style: USB 2.0 Port, Type-C Port (Optional) Memory Cards Supported: for Micro-SD Card, TF Card Compatible Devices: Mobile Phone, for Macbook, Notebook and Ordinary Computer Compatible Systems: for Windows XP/for Vista /for Windows7/8/10, for Mac OS and Other Systems Features: 3-in-1, Plug and Play, Fast Transmission Size Details: 16cm x 5cm x 1.3cm/6.3" x 1.97" x 0.51" (Approx.) Notes: 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. Package Includes: 1 x Card Reader