Features: 1. 3 in 1, can read SD card, TF card, SDHC, SDXC, etc. and support USB 3.0. Compatible with USB 2.0 and USB 1.1. 2. You can directly read the SD, TF or file data in the mobile terminal in the picture. Easily copy and paste data. 3. With USB 3.0 Type-C interface. Compatible with OTG-enabled Type-c for smartphones, for Macbook. 4. Compact and retractable. With sturdy plug, not easy to fall off, free from the constraints of portable computer transmission. 5. Plug and play, no need to install drivers. Specifications: Material: Matte Design + ABS Size: about 70*22*8mm/2.76*0.87*0.31in Weight: about 40g Connection: Type-C/Micro USB/USB 3.0 Applicable to: for SD, for SDHC, for SDXC, for Micro SD, for T-Flash Package List: 1 * Card Reader 1、3 in 1, can read SD card, TF card, SDHC, SDXC, etc. and support USB 3.0. Compatible with USB 2.0 and USB 1.1. 2、You can directly read the SD, TF or file data in the mobile terminal in the picture. Easily copy and paste data. 3、With USB 3.0 Type-C interface. Compatible with OTG-enabled Type-c for smartphones, for Macbook. 4、Compact and retractable. With sturdy plug, not easy to fall off, free from the constraints of portable computer transmission. 5、Plug and play, no need to install drivers.