About the product 1. Brand new 2. Compatible with USB 2.0 / 1.1 3. When the switch is on "Charge", it charges the phone / tablet through an external power supply.When the switch is on "OTG", the phone / tablet can read three external USB devices simultaneously 4. When switch to "Charge", it supports charging and OTG mode simultaneously for Samsung Galaxy S4, Galaxy Note3, ThinkPad 8 series 5. Compatible with Samsung Galaxy S2/S3/S4/S5, Samsung Galaxy Note/ Note 3, Galaxy Tab3 8.0, Sony Xperia NX-02D, Sony Xperia Acro HD (IS12S), Toshiba Regza T-01D, Sony S-series Tablet, ThinkPad 8 series and other Android models
