The Ugreen Type C Card Reader is an ideal choice for fast and efficient data transfer from memory cards to a USB-C device.It can fast and efficient data transfer from four cards( TF/Micro SD, SD, CF, MS ) to a USB-C laptop or OTG phone Simultaneously, don't need to remove and plug repeated anymore.This card reader brings the amazing speed experience with the latest SD4.0 and TF4.0 Technology (UHS-II) to transfer files with Laptops and smartphone. Ultra-High-Speed TransmissionThe 4.0 version TF and SD card slot of this card reader allows speeds of 280Mb/s, over 3x than TF/SD 3.0, improve work efficiency after shooting by quickly transferring large data from UHS-II SD/TF cards in seconds, ideal for photographers, videographers, design studios, printing houses and other professional users.Compatible for Multi-systemsThe car adapter could be used on most mainstream system, like Windows XP/Vista/7/8/10 (32/64-bit), Mac OS 10.x or higher, Android 5.0 or higher, in no need of drive.More cards, More convenience (Max to 256Gb Card)TF Slot: Support UHS-II (Micro SD, Micro SDHC, Micro SDXC), compatible with USH-I card;SD Slot: Support UHS-II (SD, SDXC, SDHC, RS-MMC, MMC Micro), compatible with UHS-I card;CF Slot: CF I (43*36*3.3mm), NOT CF II (43*36*4.3mm);MS Slot: Memory Stick, MS PRO, MS PRO-HG, MS XC DUOUniversal Compatibility ( Incomplete List )Laptop: New Apple MacBook, Chromebook Pixel(2015)/Pixel C, Lenovo Yoga 900/260, HP Spectre x360, Dell XPS 13(2016), Lenovo Thinkpad T470s, Acer Aspire R 14, ASUS ZenBook 3, Huawei Matebook OTG Smartphone: One Plus 3/3T, Google Pixel, Pixel XL, Nexus 5X 6P, Gionee S6, Huawei Mate P9/P9 Plus/Nova, LG G5, Sony Xperia X Compact/XZ, HTC 10Package Included:Ugreen USB Type C to UHS-II Card Reader x 1User Manual x 1