There's a new home appliance that's selling like hotcakes in Europe, and that's the balcony mini photovoltaic power station. In 2024 alone, Germans installed 435,000 new units, because three points come first. Installation is like that of an appliance installer; as soon as you hang it on the balcony and plug it in, it generates electricity immediately. Second, the price is like a 2000-watt balcony photovoltaic system. It's about the same as a phone generating over ten kilowatt-hours of electrici