The ETFE 21W Solar charging features a lightweight foldable design with fast charging capability, perfect for outdoor enthusiasts Its thin profile ensuring all weather durability, making sustainable energy accessible Crafted with ETFE and A grade monocrystalline silicon cells, this waterproof, dustproof solar panel delivers high efficiency and scratch resistance Power your devices during hiking trip, beach outings, or remote camping with its weather resistant portable solar Ideal for campers, and needing energy solution during emergencies, Manufacturer: KACCDE