With “Solarflow” a balcony power station storage, Zendure, the established supplier of power stations and solar generators, has announced another innovative product which we are eager to get our hands on. In addition to the recently released Minitower 1 from the Swiss company Soleis AG and the Solmate system from EET Energy, Zendure is now reviving the previously relatively scarse market for storage solutions especially for balcony power plants. So far, apart from the above-mentioned providers or self-build solutions, the motto has been: Unused electricity is given away – and not only that – in times when there is no sun, at least part of the electricity given away is…