21W 5V/12V ETFE Foldable Charger for Phones, Compact & Efficient Outdoor Charging Solution Portable Solar Power Bank

1、High Conversion Rate: This solar panel is made of high efficiency monocrystalline silicon batteries with high conversion rate and high output efficiency. 2、Eco Friendly: The solar panel charger is environmentally friendly and energy saving, using green energy solar energy, can contribute to environmental protection. 3、Good Stability: This folding solar panel has high stability, good durability, efficient charging, stable performance and long service life. 4、Foldable: This battery panel is light in weight, foldable, easy to carry, does not take up space to store, and is portable and practical. 5、Strong Adaptability: This portable charging pack can adapt to a variety of complex and harsh weather conditions, IPX6 waterproof.