Most solar chargers shut down and need to be manually reset after a cloud passes overhead and the voltage drops. However, Solar Paper automatically resets itself so the user can keep charging. It is also compatible with devices that recharge via USB, including smartphones, tablets, cameras and rechargeable batteries. For more powerful devices like tablets or cameras, or for faster charging, the user can opt to connect several solar paper panels to boost power.

So what’s involved in making the world’s thinnest and lightest solar charger? The company’s founder, Sen Chang says that “embracing high efficiency and durability while at the same time keeping a light weight is like chasing two hares at once. It requires accumulated technology and various attempts to build the product.”

One of YOLK’s of two founders, Sam Lim, has been working in the power industry for over 18 years and the solar industry for 7 years, with numerous patents.

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Eva Yoo

Eva Yoo is Shanghai-based tech writer. Reach her at evayoo@technode.com