High-speed USB2.0 interface, direct U-port design, no data lines, plug in a memory card is equivalent to U disk! Can read and write TF card (T-Flash card), mobile phone memory card Micro SDHC Plug and play small and exquisite, easy to carry USB interface power supply does not require an external power supply Support mobile phone memory card TF card read directly without adapter, truly convenient for your use! USB2.0 supports up to 64GB of memory at high speed