Description:100% brand new and high qualityLightweight, easy to carry, portableCompatible with all tablet and cellphone with OTG functionCan connect the Mouse or keyboard or flash disk or Card reader(can't connect hard disk).Can connect two usb device and work at the same time.The switch on "Charge" Position: The Micro USB port Can charge the phone or tablet, the OTG function is invalid.The switch on "OTG" Position: The Micro USB port Cannot charge the phone or tablet, the OTG function is available.Expand your phone or tablets' functionality with this USB OTG (USB On the Go) adapteOne Males Micro USB connects to one Micro USB female and Two USB 2.0 Female for external devicesNote:port micro USB Female only charge for micro usb Hub, can not charge the device you linkedMove files (pictures, music, video) from your Phone or Tablet and Flash driveConnect a mouse, USB flash drive, digital Camear,keyboard or a game controller to your deviceAdd PC-like functionality to your Phone or TableUSB interface support USB devices such as USB flash disk,USB mouse,USB keyboard and etc.USB interface: Micro USBCableColor: blackSpecifications:Lightweight, portable, easy to carry.Claic style, convenient to use.Slip resistanceCompatible with all tablet and cellphone with OTG functionCan connect the Mouse or keyboard or flash disk or Card reader(can't connect hard disk).Package Included:1*Conversion AdapterNotes:Due to the difference between different monitors, the pictures may not reflect the actual color of the item.Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.