30W foldable solar charger with USB and DC outputs. The USB port allows charging multiple small devices at the same time, including phones, tablets, and digital cameras. DC adapters are included to use with portable power stations, providing reliable outdoor power. conversion efficiency: 8W monocrystalline solar cells with up to 19.8% conversion efficiency. In low light, its performance is on par with polycrystalline panels. Portable and foldable with carry handle: foldable design with a handle for easy transport. You can slightly adjust the angle with a kickstand (not included) to optimize sunlight exposure and improve charging efficiency on the go. Waterproof and temperature resistant: designed for camping, hiking, picnics and other outdoor activities. Note that the junction box is not waterproof; keep it dry.