Nekteck 21W Solar Charger(5V/3A Max) with 2 USB Port, IPX4 Waterproof Portable and Foldable Hiking Camping Gear SunPower USB Solar Panel Compatible with iPhone, iPad, MacBook Samsung Galaxy, and More

* High-Efficieny: The high-efficiency of its three solar Monocrystalline panels cell is based on SunPower Maxeon technology, that allows them to reach 21%-24% of conversion efficiency while providing enough power (up to 2.0A max per port or 3.0 A max overall) * Advanced Smart IC Chip Technology: Microchip support to detects the electronic devices plugged into the USB ports for fast charging two phones simultaneously under safe conditions as well as the prevention of overheating * Portable and Foldable: The 6.3x 11.1x 1.06 inch (when folded ) small size and 17.3-ounce design that can easily squeeze in your backpack offers portability and simplicity, and the attachment hook makes it ideal for connecting to a backpack while you’re on the hiking or walking around town * Dualable Design: The canvas surface and precision stitching withstand rugged for outdoor use and the PET polymer cover that guarantees IPX4 waterproof level protection will make the panels resistant to water and even dust * Package: Nekteck 21W...