MAXAH Card Reader / OTG Adapter / USB Hub / External SD, Micro SD (TF), Card Reader for USB 3.1 Type C Devices including Macbook,One Plus 2, Chromebook Pixel, Nexus 5X, Nexus 6p, 7 in 1 Card Reader/OTG adapter. Compatible with Macbook,Chromebook Pixel,One Plus 2, One Plus 3, and other devices with OTG function and Type C port. Support MS, M2, SD(HC), SDHC, MMC, MMC2, RS MMC, UITRA2 SD, EXTREME SD, EXTREME 3 SD, TF (Micro-SD). USB 2.0 high speed data transmission, organise your photos, watch films or access your data with this OTG adaptor. Support USB keyboards, most mouses, USB flash disks, USB hard disks. The 3 USB ports can be connected at the same time. External power source needed when this card reader is connected with external hard disk. A USB power cable for this USB hub is included, power adapter (5V 1A) not included.