The OSCAL PM400 is a 400W foldable solar panel featuring high-efficiency monocrystalline cells with up to 22.7% conversion efficiency. Built with durable ETFE material and an IP65 waterproof rating, it delivers reliable power for camping, RV trips, outdoor adventures, and emergency backup. Its foldable design and wide compatibility with most portable power stations make clean energy easy to take anywhere. | Oscal | | Portable Solar Panel, 23% High Conversion Foldable Solar Panel Suitable for Solar Generator,IP65 Waterproof | Black/Orange | Best Buy