1. For most Android models
Support Galaxy S2, Samsung Galaxy Note, Samsung Galaxy S3/S4/S5, GALAXY Tab3 8.0, Sony Xperia NX-02D, Sony Xperia acro HDIS12S, Toshiba REGZA Phone-T01D, and Sony S-series Tablet. Other models.
2. OTG USB HUB data exchange or charging mode
USB interface can be connected to the U disk, mouse, keyboard, gamepad, printers and other USB devices simultaneously. When the switch is in “Charge”,achieved through an external power supply to charge the phone function. When the switch is placed” OTG “, the phone can read three external USB devices simultaneously.
3. Charging mode and data exchange mode can work simultaneously
It works only for some models of Samsung,as Samsung Galaxy S4, Galaxy Note3, ThinkPad 8. When it is in this case, you must place the switch to "Charge".