Micro USB OTG Adapter

PLUG AND PLAY: Simply connect the micro USB male port to your host devices and the micro USB female port to your usb power cable, then it is ready to go   COMPATIBLE SYSTEM: Specially designed for adding any USB peripherals to your host devices, suitable for Android, Windows and other systems   EXPANSION CAPABILITY: Add peripherals to your host device.as keyboards, mouse, flash drives (Format must be FAT32), external hard drives, USB card readers, game controllers or whatever to your host devices   PROVIDE POWER FOR USB PERIPHERALS: Make sure your device's battery will not run out as quickly as other ordinary OTG cables   NOTE: Check your device supports OTG function, will not charge phones or tablets.