RAVPower 9W iSmart Portable Solar Charger Foldable Solar Panel for iPhone iPad Samsung HTC Nexus Blackberry etc. High conversion solar charging technology keeps your device powered up with free limitless solar power^iSmart technology ensure 100% compatibility and fastest charging speed for your Apple, Android, Tablets, and USB Powered Devices^Foldable design, easy to carry around, great for any outdoor trips/activities^Great for disaster preparation or emergency kits^Water-resistant and mould-resistant nylon to endure all weather conditions