Rocketek RT-CR3A 11 In 1 USB 3.0 Memory Card Reader/Writer with A Build-in Card Cover and 2 Slots (SD Card + Micro SD Card) for SDXC, Uhs-I SD, SDHC, SD, Micro SDXC, Micro SDHC, Micro SD, MMC Memory Cards 2 Media slots- SD/MMC + Micro SD. Support SDXC up to 2TB, SDHC, SD, MMC, RS-MMC, Micro SDXC, Micro SD, micro SDHC card, and UHS-I cards Build-in Card cover design: it allow you store the cards inside the memory card reader, and don't need to worry about losing the cards Plug and play; hot swapping; USB power (no external power or battery); Supper speed USB 3.0 and backward compatible with 2.0/1.1 Auto detect memory card; Support SDXC up to 2TB, SD V3.0, UHS-I standard, latest Micro SDXC and MMC 4.4 Led status indicator keep on when connected, flashing when transferring data. Free lifetime technical support and 24-month Manufacturer's warranty