Product Features:

1. This is a multifunctional USB OTG Host Hub Adapter Cable.

2. Compatible with all tablets and cellphones with OTG function, such as Samsung Galaxy S3/S4/Tab 3,2 ,Note 10.1 and so on.

3. Three ports with USB design can connect the keyboard,mouse,card reader,and so on(can't connect hard disk).

4. One power USB port can connect original charger to supply power for flash disk, card reader, mouse, keyboard and so on.

5. When OTG mode and charging mode can work simultaneously, the swith should be placed to "Charge".

6. You can share your U disk content while charging the phone.

7. Micro-USB Power can charge your tablet and smart phone simultaneously!

8. It's really portable and practical. It can greatly save your working space and you can easily take it to everywhere you want to go.

Working States:

1. Support most Android models

Support Galaxy S2, for Samsung Galaxy Note, for Samsung Galaxy S3/S4/S5, GALAXY Tab3 8.0, Sony Xperia NX-02D, Sony Xperia acro HDIS12S,and Sony S-series Tablet. Other Android 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 for Samsung,as for Samung Galaxy S4, Galaxy Note3, ThinkPad 8. When it is in this case, you must place the switch to "Charge". 

Package Content:

1x 4 Port Micro USB Power Charging OTG Hub Cable