Renogy 50 Watt 12 Volt Extremely Flexible Monocrystalline Solar Panel - Ultra Lightweight, Ultra Thin, Up to 248 Degree Arc, for RV, Boats, Roofs, Uneven Surfaces[Extremely Flexible] This flexible panel is capable of meeting a wide range of applications where standard panels can be inconvenient to mount, such as on the curved roof of an airstream [Ultra Lightweigh] Thanks to advanced polymer materials, this product weighs 70% less than conventional solar panels, making transportation and installation a breeze [Super Thin Lamination] Hardly noticeable, the Renogy 50W Lightweight Panel laid flat is only a tenth