Description: 100% brand new and high quality Lightweight, easy to carry, portable Compatible with all tablet and cellphone with OTG function, such as Dell Venue 8 Pro,Windows 8" Tablet, Samsung Galaxy Tab 4,3,2,Note 4 10.1,S5,Google Nexus 10 7(2). Can 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) adapte One Males Micro USB connects to one Micro USB female and Two USB 2.0 Female for external devices Note:port micro USB Female only charge for micro usb Hub, can not charge the device you linked Move files (pictures, music, video) from your Phone or Tablet and Flash drive Connect a mouse, USB flash drive, digital Camear,keyboard or a game controller to your device Add PC-like functionality to your Phone or Table USB interface support USB devices such as USB flash disk,USB mouse,USB keyboard and etc. USB interface: Micro USB Cable Length:20cm Weight: 33g Color: black Specifications: Lightweight, portable, easy to carry. Classic style, convenient to use. Slip resistance Compatible with all tablet and cellphone with OTG function Can connect the Mouse or keyboard or flash disk or Card reader(can't connect hard disk). Package Included: 1*Conversion Adapter Notes: 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. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings