Extend your expedition with limitless power for whatever the backcountry has in store. With a true 18W power output, it delivers a fast charge to restore your electronics in sunny and cloudy conditions alike. To ensure youre getting the best charge, check the integrated sun efficiency meter to see how much energy the panel is generating. This powerhouse revolutionizes the tedious care it usually takes to pack out a portable solar panel with lightweight Photo-Skyn (CIGS) panels that bend and flex with a 200lb crush rating to safeguard from the inevitable accident..View Spectre Solar Panel by Dark Energy on our site for more info. - The Bespoke Post store has the greatest gear from the world's best small brands. Free exchanges, easy returns and no commitments.