Crafted from strong monocrystalline silicon, this foldable solar module features a build in USB port and intelligent charging rate for various devices small solar module set combines hard weather resistant construction with lightweight portability, enabling charging any where sunlight is available Ideal for outdoor love, campers, and travel needing sustainable power solution during wilderness expeditions or educational field High efficiency 5W solar charging with adjustable tilt stand optimizes sun exposure for stable power generation, perfect for outdoor USB device charging Delivers easy carry energy for smartphones and gadgets during hiking trip, camping activity, or emergencies power backups during situations, Manufacturer: YanFengPro