Keep your portable power station topped off with renewable energy using this 200W Portable Solar Panel from Yoshino. Built from monocrystalline silicon cells and laminated with durable ETFE polymer, the panel is rated IP67 waterproof. Integrated handles and the four-piece folding design make it easy to transport and store. The panel boasts a 23% efficiency rating and can charge a Yoshino B2000 SST power station in just 2.5 hours or the B4000 SST in 4.5 hours.