1. On-the-go charging The 30w solar panel charging bank has both USB & DC output ports. And it could charge your smartphones, tablets, iPad, digital cameras, GPS, power bank and other USB devices wherever you are. 2. Foldable and Lightweight- With a small size 13 x 8.5 x 0.3 in (when folded), and a lightweight design of 2.09 lb that can be easily fit the solar panel kit into a backpack or handbag. Quite convenience to carry it out, a great option for outdoor activities such as camping, hiking, picnics, caravan, RV. The hiking buckle design is perfect for attaching to your backpack while hiking. 3. IP65 Weather-Resistant ProtectionThe Foldable solar panel charger utilizes advanced lamination technology and premium ETFE laminates to protect the solar panel kit from inclement weather, including rain, wet fog, snow, cold and heat. 4. High Conversion RateThe flexible portable solar panel kit is made with a powerful array of monocrystalline silicon solar cells.It has a high solar energy conversion rateyou'll even have enough power for multiple devices.