Meet the Solar Paper: one of the lightest and thinnest solar chargers around. It is a compact device you can take with you anywhere to charge your smartphones. It can charge an iPhone 6 within 2.5 hours. It has a LCD screen that lets you see how much power your solar charger is generating.
Solar Paper is available in 2.5W, 5W, 7.5W, and 10W versions. It is programmed to reset when you are dealing with unfavorable weather conditions. Like what you see? You can find this solar charger on Kickstarter.