Delivered the charger to the connection cable and a user manual. The user is among others in the German language. A great guide is not necessary for the device, although the manufacturer has given a lot of effort and stored important information and advice for the layman.
The charger is connected behind with a sufficiently long power cord to the electrical outlet. Then no message appears if the device is now powered or not. There are four terminals, available with different charges, which are printed on the HUB under the cap. There is no on or off switch, so the device works only on power plug to the circuit connecting or disconnecting.
Visually, the HUB will pleasantly with the small white shape and the folding caps which are easily accessible. Processing a quality image. Even when loading multi-port I could not detect any heat. All connected devices are detected immediately.
Conclusion: A small device that conjures up four USB ports from a single outlet.