I made this amazing battery pack using 18650 cells, performing about 3X better than a LiPo battery of roughly the same weight and size. So instead of flying for 15 min, now you can fly for 45 min.

Build-your-own battery pack for your iPod and other devices Does someone on your holiday gift list just hate it when their iPod or cell phone dies? Why Build-your-own battery pack for your iPod and ...

Southwest Airlines now requires passengers to keep portable power packs visible while charging devices onboard. This policy aims to mitigate the risk of fires caused by lithium-ion batteries, a ...