Features: Multi Card Reader Manage all your Data directly on the Adroid Device High speed for copying and downloading 2 in 1 USB3.0 + Type C plug, compatible with all android phone with type C connector. Card reader could work with external memory card such as micro SDXC SD card(TF card)and SDHC Warmly Reminder. Support Models: all Type-C computer and mobile phone,for Macbook laptop, support Andrews phone which have OTG function