And it is also not clear how long the lamp of the sun must be at least exposed to a day at a time, so that the necessary 12 hours of sunshine can be collected. It is clear that it is impossible even in southern Germany, to achieve these sun hours in a day, in which case also the location of the lamp plays a role.
The lamp head is also difficult to open and the plastic scratched easily.
A bright light, as the picture suggests, this article is not intended. Otherwise it looks like visually displayed, where it is made almost entirely of plastic.
Conclusion: The lamp was removed from her position on the balcony. This was clearly nothing!