VIMVIP 4 in 1 Micro USB Card Reader Adapter with OTG/TF/SD Smart Reader for Samsung Galaxy S6/S6 Edge/S5/S4/Mega/Note 4/3/2/Nokia Lumia, etc 4 in 1 Card reader with OTG , SD, Micro SD,Transfer files to OTG , Allow you to connect to most USB Flash Drive, Mouse, Keyboard and some digital cameras etc Support read/ write large capacity SD (HC)/ TF/ MMC memory card.USB-C to Micro Port could connect your Phones with such as a mouse, U disk or keyboard Micro USB to USB 2.0 OTG: Plug in your OTG capable tablet PC or Android phone to transfer data fast while connecting it with USB peripherals such as a mouse, U disk or keyboard to create the ultimate device The LED light on the OTG will blink when a device is connected to the hub.When it works, the led light goes on What You Get:VIMVIP 4 in 1 Micro Card Reader.Our fan-favorite 18-month warranty and friendly customer service.