WEme Multi-in-1 USB 3.0 4-port Hub and SD & TF Card Reader for SD SDXC SDX MMC RS-MMC Micro SD Mini SD Cards with Type a Male to a Female Cable Power Port 3-in-1 hub and card reader: 4-port USB 3.0 SuperSpeed ports provide high data transfer speed up to 5Gbp/s, 10 times faster than USB 2.0. SD and TF card slots, can recognize a variety of memory cards, such as SD, SDHC, SDXC, MMC, RS-MMC, Micro SD, and Mini SD. Enjoying two card readers simultaneously Multifunctional ports to meet various user requirements, with four USB 3.0 ports and SD&TF card reading slot, convenient operation of external drives, memory sticks, card readers etc With the creative LEGO design, you can put it easily into a pocket or laptop bag and take it with you wherever you go, work perfectly for MacBook Air, MacBook Pro, iMac, Microsoft Surface Pro, Lenovo Yoga, ThinkPad, Samsung, Dell ect Built-in surge protector keeps your devices and data safe. Lightweight keeps your workspace neat and clean. Bus-powered. Hot-swappable. No additional power supply needed. Additional DC-5V power port for charging high power USB devices like 3.5 inch hard drive etc.