23.4% High Solar Conversion EfficiencyWith up to 23.4% high-efficiency monocrystalline solar cells SP420 performs better than similarly rated polycrystalline solar panels at low-light conditions. It allows you to enjoy your outdoor adventures absorbing solar energy while hiking camping RVs trailers boats sheds and cabins.Durable Waterproof and Scratch-resistantAdopting durable EFTE coating on the surface it is more long-lasting and scratch-resistant. The panel is also manufactured in accordance with the IP67 waterproof standard making it ideal for outdoor activities such as camping climbing hiking and even in poor weather conditions.Wide CompatibilitySP420 is a perfect match for FOSSiBOT F3600. With 4 SP420 solar panels F3600 can be fully charged in about 2 hours and 16 minutes. Using a 3-in-1 solar charging cable this 420W solar panel is designed to be used with most solar generators on the market.Foldable and PortableWith a folded size of 55 x 103.6cm and weighing in at only 13.97Kg the FOSSiBOT SP420 is easy to transport and install for anyone. It also has adjustable kickstands which enable you to adjust the solar panel according to the sun.