Add 4 USB ports for simple device expansion, USB 3.0 for data speeds up to 5 Gbps, 1.5 AMPs are available to fast charge smartphones and/or a tablet when hub is plugged into a wall outlet for external power, Plug & Play installation with no driver downloads necessary. The USB 3.0 4-Port Hub & Charger ensures you can connect all your peripheral desktop accessories to your laptop and charge your smartphone or tablet. Using USB 3.0 technology, each of the 4 ports can support fast transfer speeds. The ports also double as chargers, ensuring the battery on your devices never runs out. With 4 AMPs available, you can use any of the ports to provide a fast charge for up to two tablets, a tablet and a smartphone, or any other combination of low power devices. Insert the USB cable it into your laptop, plug in the power cord and youre ready to go. Charging ports are compliant with USB BC 1.2 standard and compatible with BC 1.2 devices such as iPad 4th gen, iPad Air and iPad mini (check your devi