The Handy Solar Charger (Original problem and idea/Solution) Running out of battery power in smartphones, tablets and computers is a problem that everyone experiences. This problem is particularly inconvenient when there is no power supply when out and about or in an emergency. I therefore devise a solar charger that can be carried easily. (Specifics) Material and cost: Lightweight, durable plastic case and high-efficiency solar panel. Cost: About 3,000 yen. Design: Palm-sized and easy to store in a bag or pocket. Foldable panel design for easy transport. Functions: Equipped with USB ports for smartphones, tablets and other USB charging devices. How to use: Simply open the solar panel and place it in a position to receive sunlight during outdoor activities during the day. (Summary) The "Handy-Solar-Charger" is an innovative solution...
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