1. High Conversion Rate: The portable DC solar panel kit is made with a powerful array of monocrystalline silicon solar cells. The solar cells receive the most effective sunlight, up to 24% efficiency, generate more energy and produce maximum power to charge compatible devices in the least time. You could always keep your devices powered with this solar panel charger when you are enjoying your outdoor camping. 2. Wide Compatibility: The 30w solar panel charging bank has both USB & DC output ports. The foldable solar panel kit works efficiently with our HP100 power station. And with a 10-in-one DC connector, it could compatible with most solar generators/portable power station on the market. And it could charge your smartphones, tablets, iPad, digital cameras, GPS, power bank and other USB devices wherever you are. 3. Foldable and Lightweight: With a small size 13.8 x 7.3 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. 4. Waterproof & Durable: An seamless & One-piece design with advanced lamination technology, and high-quality ETFE laminate material, protect the rv solar panel kit from harsh weather , including rain, wet fog, snow, intense cold and heat. The material & design is durable enough to extend the lifespan of the solar panel battery charger kit, and make it perfect for outdoor use. 5. Easy to Use: Unfold your solar panels usb, pick up the right connector, then connect your devices with the high efficiency solar panel kit. You could just hang it on the backpack, RV, tent, cabin, roof, tree, beach, or anywhere the sunlight is not sheltered. 6. Superb TIR-C Technology: The solar panels usb c provides clean, renewable and economical electricity supply, for your small electronic devices. It can identify your devices, and maximizes the charging speed, while protects your devices from over charging and overloading.