FlexSolar 20W Portable Solar Panel Charger for Camping, USB-A QC3.0 USB-C Waterproof Foldable Solar Panel for Mobile Phones Laptop Cellphones Power

The FlexSolar 5V 20W Portable Solar Charger is a foldable solar panel that provides a convenient way to charge your devices while camping or on-the-go. With an IP67 waterproof rating, it can withstand the elements and provide reliable power even in outdoor conditions. Many customers have found this solar charger to be effective in sunny conditions. One user reported that it performed well, charging phones and other devices during a sunny camping trip. Another customer mentioned using it while trekking and found that it kept their mobile topped up, even in cloudy conditions. It is worth noting that one user mentioned that the charger did not work at all, but it's unclear if this was due to user error or a faulty product. The charging power of this solar panel depends on the amount of sunlight it receives. On a cloudy day in the east of England, one user reported that it increased the charge on their iPhone 11 Pro by 15% in four hours, indicating a decent charging rate. Overall, the FlexSolar 5V 20W Portable Solar Charger seems to be a reliable option for charging devices while outdoors. It is praised for its convenience and effectiveness in sunny conditions. However, it may not perform as well in cloudy or low-light situations.