I have not really found the usefulness of this dock ... Apart load, simply. And again, the outlet is not provided, connect the dock or in an adapter directly into the computer (in this case I take the charger cable directly!). I tested on a Samsung S5 and Note 3. The ability to raise or lower the "taking" is convenient and allows not having to remove any protective cases. Apart from load, I do not see the usefulness. For the price, I buy another charger just ...