20W12v foldable solar panel introduce: High energy conversion. Using the latest upgraded high-density monocrystalline silicon solar panels, the conversion rate is as high as 22%. (The data comes from laboratory tests, and there may be slight deviations in actual use.) Use solar radiation to power your device anytime, anywhere, and easily capture every ray of sunlight for you. If you have multiple of the same product, you can use the donated DC cable to connect the DC interface to output power in series. Broad compatibility. The wide compatibility enables it to charge almost all electronic products, and charge 5V electronic devices such as mobile phones/tablets/power banks/PSP/MP4/GPS/Bluetooth headsets under the sun. Via our 2 USB ports Upgrade the USB interface. 2 USB charging ports. Among them, the white USB interface supports fast charging to realize intelligent charging. Technology, the built-in smart chip intelligently recognizes your device and provides the best charging speed according to different devices. Safe charging, with overcharge, overheating, short circuit protection. Easy to carry. 235*185*20mm (when folded) small size and 0.5kg design, it can be easily tucked into the backpack, providing portability and simplicity, the attach hook is perfect for you to hang the backpack on your backpack for hiking or walking around the city. The product features a special pet polymer finish to protect against occasional rain or wet mist, and all ports are covered with cloth and rubber covers to prevent dust or water damage   FAQ: 1. How can I place an order? You can contact any of our sales person for an order. Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time. For designing or further discussion, it is better to contact us with Skype, TradeManger or QQ or WhatsApp or other instant ways, in case of any delays.   2. When can I get the price? Usually we quote within 24 hours after we get your inquiry.   3. Can you do the design for us? Yes. We have a professional team having rich experience in gift box design and manufacturing. Just tell us your ideas and we will help to carry out your ideas into perfect boxes.   4. How long can I expect to get the sample? After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 1-3 days. The samples will be sent to you via express and arrive in 3-5 days.   5. What about the lead time for mass production? Honestly, it depends on the order quantity and the season you place the order. Alway 25-28days based on general order .   6. What is your terms of delivery? We accept EXW, FOB, CFR, CIF, etc. You can choose the one which is the most convenient or cost effective for you.