When there is no power supply to connect to, the EcoFlow 220W Solar Panel is the perfect solution to recharging your portable power station. The EcoFlow solar panel is constructed with monocrystalline silicon cells which are highly efficient and reliable. It has the additional benefit of being a Bifacial solar panel you can chooses between the 155W or 220W primary side for solar power generation. The solar panel has been designed to work with the EcoFlow RIVER, RIVER Max, RIVER Pro, and the EcoFlow DELTA range of portable battery generators.The EcoFlow 220W solar panel is an efficient, Bifacial foldable solar panel and comes in a stylish and convenient carry case. Weighing in at just 9.5kg the EcoFlow solar panel can be transported easily. Up to 3 solar panels can be connected in series to generate extra charging capacity (EcoFlow DELTA only). With the MC4 output this EcoFlow solar panel can connect to any other EcoFlow portable power station and other portal battery generators. Once y