1. USB 3.0 interface, compatible with USB 2.0 / 1.1. 2. Support SD / SDHC / SDXC MMC II / RS MMC card, Micro SD / Micro SDHC / Micro SDXC / TF card (not included). 3. No external power required. 4. LED light clew read and write state. 5. Support system: Windows 2000 / XP / Vista / 7 / 8 / 10, Linux, Android, Mac OS 9.0 and above.
