Gummy bear power bank. Today I'm toying with a gummy bear battery that's shaking up the backpacking world because this 10,000 mAh everyday carry is so light and small. Hikers used to swear by this carbon fiber night core, but it cost 65 bucks.The Haribo is like $25 and so much cuter. But could it really be the lightweight champ. I weighed, measured, and analyzed power data to find out.And I threw in this $33 .NU because, well, you'll see. At around 80 cubic centimeters, the Nightcore is 27% smaller than the ...