Questions about S7+

Mine was new and not a return

Yes, the maximum limitation comes from the battery, but it should be able to cope. With this size, you should also replace the wiper halfway through, otherwise it will already be quite dirty.

Only with a bag as far as I know, but you don't need much. They are also not very expensive

Due to different suppliers and delivery conditions, there may be price differences compared to other suppliers, especially in international comparison. We always try to set a price in line with the market, but this is not possible for all products. Unfortunately, we have been confronted with ever-increasing purchasing conditions for this product for some time.