The power supply itself is really compact and also makes a stable impression. Both the Euro-connector and the USB connector can be plugged without excessive force and still provide a good grip.
The piano finish attracts dust like a magnet. Scratches are distinguished easily from the housing. Even when buying was, despite protective film to see in the area of the "Wicked Chili" imprint a distinct scratches. After one week, there are a couple of times by dropping quite a lot more.
The ends of the power supply are made clean but unfortunately without phase and therefore very sharp. Not so that one would be injured it, but sharp enough not to end up with other things that can easily verkatzen in luggage.
Conclusion: definitely not to be used as a travel charger for nightstand in the hotel room because of the whistle.