One card reader for most devices: This SD card reader is designed with three different connectors (USB/TypeC/Micro USB) to fit most computers/laptops/tablets/smartphones. Compact design, two card slots: SD and MicroSD (TF card) are supported, such as SDXC / SDHC / SD / MMC / RS-MMC/ UHS-II / UHS-I. Micro SD / TF / Micro SDXC / Micro SDHC / UHS-II / UHS-I. Note: The card reader adapter cannot read two cards simultaneously. Plug and Play, No App Needed: No software/drivers/apps needed. This memory card reader is compatible with Windows, Mac OS, Linux, Android, iOS. Magnetic cap triangle design, slim and portable. Universal Compatibility: Micro SD card converter for data transmission. Transfer and save files, pictures, videos and music from SD/Micro SD card to your computer, Android smartphone, tablets. Two-way transmission, easy to read and write. Easily share photos or files: The camera SD card adapter makes it easy to download photos and videos from your digital camera to your phone so you can view them on the photo app and immediately share them with your family/friends.