Features Enter your model number to make sure this fits. Quality is 100% Brand New Guaranteed Description Product Description 1. Day at the beach, gone camping, perhaps an all day hike, whatever the adventure, you'll never be left with a drained battery with our lightweight, travel-friendly solar-panel backpack. So long as the sun is shinning, you've got power. Solar power is abundant, clean, renewable, and effective. In fact, each hour, enough sunlight reaches the earth's surface to provide for the world's energy demand for a year. 2. Our anti-scratch solar panel is encased in a lightweight, durable, weather resistant PVC fabric can defy all outdoorsy odds. We only use the highest efficiency solar cells, providing 22% transfer rate guaranteeing you top reliable performance. 3. Additionally, Ultra-Smart and Efficient technology assures worry free compatibility with the fastest charging speed for Apple, Android, Tablets, and USB Powered Devices. If nature isn't on your side and the sun isn't shining, rely on our included power bank to carry you through the day. 4. Standard USB output: 5V, 1A. 5. Solar panel power: 10W, 6V. 6. Please note that your iPhone device may remind you that it does not support charging when first used because of the battery protection function, but do not worry, it can be operated after pulling and repluging.