BigBlue 28W Portable Solar Charger with 2 USB C + 1 USB A Ports (4.8A total), IP44 Waterproof Solar Panel, Foldable, Ideal for Outdoor Activities, for Recharging USB Devices - iPhone Android GoPro.

["Highly efficient solar panel - The 28W solar panel with back contact cells withstands weather conditions and temperature fluctuations. The contacts placed on the back ensure a smooth front and increase the aesthetics. It achieves 25.4% efficiency and reduces charging time by half compared to conventional solar panels","3 USB ports: With a comprehensive 3-port design, consisting of 2 USB-C ports and 1 USB-A port. Thanks to the innovative Smart IC technology, it automatically recognizes the connected device. This provides the fastest possible charging speed of up to 5V/3A for each USB port. The total charging current of all three ports can reach up to 5V/4.8A, even under direct sunlight","For outdoor activities: The foldable design of the solar panel (28×15.5×3 cm when folded) makes it an ideal companion for camping, hiking, biking tours, or other outdoor activities. Due to its space-saving size, it fits easily into backpacks, suitcases, or even bags without taking up much space","Weatherproof and rugged: With IP44 water protection rating, this solar panel offers comprehensive protection against rain, moist mist, and splashing water. Both the panel itself and connected devices are well protected - but please note: Avoid direct contact with flowing water while charging","Wide compatibility: Supports smartphones, tablets, cameras, power banks, and more - ensuring that you are always connected and supplied even in remote areas. Additionally includes a USB-C cable for hassle-free connections. Simply charge while hiking, resting, or enjoying nature"]