Easily charge your electronics from your plane seat, actually the headphone jack
Inflight Power have miniature charging boxes that attach to the plane headphone jack. In turn, they can power your portable electronics, such as: media players, cell phones, PDAs, game players, and more. Unfortunately it will not charge big devices such as a laptop. The different products are shown here. How many times has your iPod or other music players ran out of power in the middle of your flight? or has your Sony PSP ever lost its power while it was so required? These little boxes would help at a time like that.